Journey to Antarctica Part 1

Fires, severe weather and collisions with icebergs are all risks when traveling to one of the fastest-melting glaciers on the continent. Our science reporter Raymond Zhong shares a glimpse into the survival training for his upcoming Antarctic trip.

About This Voyage

A Times reporter and photographer are joining scientists on a research expedition by sea to Antarctica.

Democratic Governors Are Fighting Trump’s War on Wind Energy

Leaders in Connecticut, Massachusetts, New York and Rhode Island are racing to save offshore wind farms targeted by the president.

Looking Back at a Historic Year of Dismantling Climate Policies

The Trump administration has aggressively pulled America away from its global role in climate and environmental research, diplomacy, regulation and investment.

U.S. Takes a Step Toward Approving Seabed Mining in International Waters

The federal government said it would hold hearings next month on controversial applications to mine the ocean floor.

Trump May Give 775 Acres of a Federal Wildlife Refuge to SpaceX

In exchange for the land in Texas, the rocket and satellite company would give the government some of its own property nearby, documents show.

The Pentagon and A.I. Giants Have a Weakness. Both Need China’s Batteries, Badly.

As warfare is reinvented in Ukraine, and Silicon Valley races to maintain its A.I. lead, China’s battery dominance is raising alarms far beyond the auto industry.

Trump Administration Loosens Protections for Iconic Greater Sage Grouse

The government moves to make it easier to drill, mine and graze on 50 million acres of land in the West.

How Blocking Illegal ‘Ghost’ Roads Could Protect Tropical Forests

New research tries to anticipate road building to identify areas in the Amazon, Asia and Africa that are likely to face deforestation.

Mercedes to Pay $150 Million Over Claims It Cheated on Emissions Tests

It’s the latest in a decade-long scandal involving accusations that software “defeat devices” made diesel vehicles seem cleaner than they were.

How Trump’s First Year Reshaped U.S. Energy and Climate Policy

The sweeping changes have affected everything from coal plant retirements to international diplomacy over shipping emissions.

Trump Halts 5 Wind Farms Off the East Coast

The Interior Department said the projects posed national security risks, without providing details. The decision imperils billions of dollars of investments.

Controversial Dakota Pipeline Gets a Big, Belated Government Boost

A delayed environmental review cleared the Dakota Access Pipeline to continue operating. Separately, a North Dakota judge expressed unusual exasperation over the tangled legal battles.

A Somber Mood at Science Meeting as Trump Budget Cuts Continue

News of the breakup of a leading science institution rippled through an annual gathering of Earth, ocean and space scientists. Many say American science is suffering under the Trump administration.

Europe Begins to Tiptoe Away From Key Climate Policies

Europe has some of the world’s most ambitious climate goals, but in recent months it has backtracked on rules governing automobile emissions and deforestation.

She Tracked the Health of Fish That Coastal Communities Depend On

Ana Vaz monitored crucial fish stocks in the Southeast and the Gulf of Mexico until she lost her job at NOAA.

Flying Taxis? China Has Them. And Drone Lunch Deliveries, Too.

China’s experiments in clean energy can feel like living in the future. Even when things don’t quite work.

Trump Administration Plans to Break Up Premier Weather and Climate Research Center

Russell Vought, the White House budget director, called the laboratory a source of “climate alarmism.”

Greenpeace’s Fight With Pipeline Giant Exposes a Legal Loophole

A court filing by a group with deep ties to the pipeline company Energy Transfer raises questions about the growing use of amicus briefs in litigation.

Research Flights Over the Atlantic Could Help Improve Atmospheric River Forecasting

A global effort to better understand moisture-laden rivers in the sky, like those currently battering the West Coast, will take flight in January.

Commercializing the Arctic

Trump has shifted the U.S. approach to the Arctic, promoting oil and gas even as scientists have issued more dire warnings about the region.

U.S. Is Seeking Exemption From a European Climate Law, Officials Say

Diplomats told E.U. officials that the bloc’s law on methane, a potent greenhouse gas, would hurt American oil and gas companies.

Arctic Warming Is Turning Alaska’s Rivers Red With Toxic Runoff

A yearly checkup on the region documents a warmer, rainier Arctic and 200 Alaskan rivers “rusting” as melting tundra leaches minerals from the soil into waterways.

MAHA Moms Are Angry at the E.P.A. Lee Zeldin Is Trying to Win Them Back.

A split is emerging within Trump’s base as health activists accuse Mr. Zeldin of leading the agency to prioritize chemical industry interests over public health.

Clean, Limitless Energy Exists. China Is Going Big in the Race to Harness It.

Beijing is pouring vast resources into fusion research, while the U.S. wants private industry to lead the way. The winner could reshape civilization.

Lawsuit Seeks to Stop Oil Exploration in Remote Areas of the Arctic

A federal lawsuit argues that proposed work by ConocoPhillips could threaten delicate ecosystems in the largest tract of public land in the U.S.

Federal Judge Blocks FEMA From Canceling Climate Resiliency Grants

A Thursday ruling said the Trump administration cannot eliminate the Building Resilient Infrastructure and Communities program without Congress.

Trump Panel Abruptly Postpones Release of FEMA Overhaul Recommendations

The group’s report had been expected to provide a road map for change after months of upheaval at the agency.

Will the Self-Driving Cars of the Future Lower Emissions?

Waymo is rapidly expanding in the U.S. But experts say there are big questions about how self-driving cars could affect traffic and greenhouse gas emissions.

U.S. Helped to Weaken Report at U.N. Environment Talks, Participants Say

American officials joined Russia, Saudi Arabia and Iran in objecting to language on fossils fuels, biodiversity and plastics in a report that was three years in the making.

Lawsuit Challenges Park Service Passes Featuring Trump

An environmental group is suing, saying federal law requires an image of public lands, not the president.

Unwanted Beavers in Utah Get a New Home

Beavers in Utah that have been labeled as nuisances are being relocated to new homes. The animals provide several benefits to the ecosystem such as building habitats and reducing runoff.

A Proponent of Election Conspiracy Theories Will Take a Top Role at FEMA

Gregg Phillips, who spread unsubstantiated claims of mass voter fraud in the 2016 election, will join the agency’s leadership, the Trump administration confirmed.

Youth Activists Try to Protect a Climate Win in Montana

The young plaintiffs, who won a major case over climate change policy in 2023, argue that legislators are illegally ignoring the effects of fossil fuels.

Starting With Formaldehyde, Trump Administration Reassesses Chemical Risks

A draft memo from the E.P.A. assumes a safe threshold exists for formaldehyde, upending earlier findings that there is no safe level of exposure to the carcinogen.

This Arkansas City Shows How to Slash Emissions and Save Money, Too

In the Ozarks, the growing college town of Fayetteville, Ark., is using clean energy to power city facilities and embracing nature-based solutions to climate threats.

Wyoming Cowboys Are Breaking Down Barriers, Literally

GPS collars on cattle are letting ranchers remove fences in the West. That’s good for wildlife and for the land.

These Utah Beavers Are Moving. They’ll Get New Jobs and More Space.

Their dams cause floods, and that gets them in trouble with humans. But in the right place, more water can be a big help.

South Dakota Ranchers Are Burning the Prairie to Save It

A “green glacier” of trees is steadily taking over native grasslands. Landowners are banding together to treat the problem with fire.

Not All Drilling in Texas Is About Oil

The state has become a hub of innovation for creating electricity using geothermal power. Just don’t call it renewable.

E.P.A. Erases Mention of Humans Causing Climate Change From Some Web Pages

An E.P.A. site listing the causes of climate change no longer includes the main one: human activity.

A Rare Bright Spot for U.S. Solar: Subscriptions

The solar company Sunrun has managed to thrive despite President Trump’s crackdown on renewable energy, offering what it calls “energy as a service.”

Federal Judge Finds Trump’s Halt on Wind Energy Is Illegal

The president ordered a stop to permits for all wind farms on federal lands and waters. A judge called that “capricious.”

Could President Trump Bring Japan’s Tiny Cars to America? Not So Fast.

Mr. Trump is pushing to approve their production in the United States.

Dodging Icebergs and Storms on the Hunt for an Ocean Tipping Point

Scientists fear warming is driving a collapse in the ocean currents that shape climate far and wide. The ice-choked waters off Greenland might hold the key.

What Scientists Found When a Deep Sea Mining Company Invited Them In

An ocean-mining company has funded some of the most comprehensive scientific studies of the deep seabed to date, and peer-reviewed results have begun to emerge.

MAHA Activists Urge Trump to Fire His E.P.A. Administrator

As head of the Environmental Protection Agency, Lee Zeldin has weakened protections against toxic chemicals, say members of the MAHA movement.

An Alaskan Village Confronts Its Changing Climate: Rebuild or Relocate?

After a devastating storm, the people who fled a remote coastal village face an existential question.

Higher Prices, Less Coverage: Your Stories of the Home Insurance Crunch

Readers told us how insurers are raising premiums and, in some cases, cutting back coverage, as climate change shakes up the real estate market.

Shifting Climate Alters Pattern of Atlantic’s Giant Seaweed Blobs

Blooms of yellowish-brown seaweed along the Equator are breaking records and defiling beaches, while a centuries-old patch farther north is disappearing.

Trump Returns to Gasoline as Fuel of Choice for Cars, Gutting Biden’s Climate Policy

The president said he would weaken Biden-era mileage standards, which were designed to increase electric-vehicle sales, calling them a “scam.”

Is My Morning Coffee Climate Friendly?

Here’s what to know about your daily brew and the environment.

Trump Expected to Significantly Weaken Fuel Economy Rules

Executives from top automakers were invited to attend the announcement at the White House on Wednesday.

Reckoning With a New Era of Deadly Floods

The floods and landslides that have killed more than 1,350 people in recent weeks are a grim reminder of the risks of a warming planet.

In a Reversal, FEMA Won’t Reinstate Suspended Workers

Employees suspended in the summer after signing a letter critical of the president were told they could return to work. But the reinstatement was short-lived.

Zillow Removes Climate Risk Scores From Home Listings

The scores aimed to predict a property’s risk from fires, floods and storms, but some in the real estate industry as well as homeowners have called them inaccurate.

Many Fighting Climate Change Worry They Are Losing the Information War

Shifting politics, intensive lobbying and surging disinformation online have undermined international efforts to respond to the threat.

E.P.A. Delays Requirements to Cut Methane, a Potent Greenhouse Gas

Oil and gas firms were supposed to start reducing methane, a powerful driver of climate change. The agency is giving them more time and may cancel the requirement.

Trump Vowed Fewer Regulations and Lots More Oil. He’s Delivered on One.

The president’s energy strategy is projected to generate more pollution, but so far production has not risen significantly and price drops have been modest, analysts say.

Tentative Signs of Hope as the Amazon Burns

This year’s U.N. climate negotiations were seen by activists as a letdown. But a Times reporter found some encouraging signs on the ground in the Brazilian Amazon.

Some Park Rangers Are Still Owed Pay After the Shutdown

Federal workers were guaranteed back pay once the government reopened. Some at the National Park Service are still waiting.

Oil Producers, but Maybe Not the Planet, Get a Win as Climate Talks End

The final agreement, with no direct mention of the fossil fuels dangerously heating Earth, was a victory for countries like Saudi Arabia and Russia, diplomats said.

In One Week, Trump Moves to Reshape U.S. Environmental Policy

The Trump administration this week moved to weaken the Clean Water Act and the Endangered Species Act, two bedrock laws, among other deregulatory moves.

Stopping the Greatest Threat to the Amazon, One Fire at a Time

After four decades of research, a scientist returns to the Amazon in an effort to change the behavior that has led to years of environmental crisis.

China Offers Panda Totes, but No New Commitments, at Climate Talks

The United States has retreated on climate. China, the only superpower at COP30 and the world leader in clean energy, is not filling the void.

These Chocolatiers Found a Delicious Way to Help the Amazon

A new generation of craft chocolate makers in Brazil is creating bars with “identity.” And they’re helping to sustain the forest, too.

A Trump Overhaul of the Energy Dept. Breaks Up Clean Energy Offices

The reorganization reflects the ongoing shift in the federal government’s energy priorities: less renewable energy, more fossil fuels.

Trump Plans to Open More Than a Billion Acres of U.S. Waters to Drilling

The plan from the Interior Department is one of the president’s most significant steps yet to increase domestic fossil fuel production.

Home Prices on a Warming Planet

New research shows that climate change is beginning to erode home prices in the most disaster-prone areas of the United States. Here’s what to know.

Fire Breaks Out at COP30 Climate Talks in Brazil

Delegates were evacuated from the conference venue, where thousands from nearly 200 countries had gathered.

As the World Pursues Clean Power, Millions Still Have No Power at All

Just outside Belém, the Amazonian city where the world is meeting to discuss climate change, electricity is a very recent arrival.

She Studied How to Protect Children From Pollution and Heat

“There was no warning, no conversation,” said Jane Clougherty, an environmental health scientist, who had a federal grant canceled earlier this year.

Trump Moves to Weaken the Endangered Species Act

Four proposed rules could make it easier to drill for oil or harvest timber in areas where endangered species live.

Trump Wanted to Abolish FEMA. His Own Advisers Disagree.

A panel convened by President Trump is said to have rejected the president’s idea that the agency should “go away.”

America’s Home Insurance Affordability Crunch: See What’s Happening Near You.

A climate ‘shock’ in the insurance market has started to affect home prices in areas most exposed to wildfires and hurricanes, new research shows.

A Climate ‘Shock’ Is Eroding Some Home Values. New Data Shows How Much.

Changes in the insurance market have started to affect home prices in the most disaster-prone areas, new research finds, pushing some homeowners’ finances to the breaking point.

In Nebraska, Makeovers for Buildings That Don’t Price Out the Locals

In a struggling area of Lincoln, a program pays for repairs and energy efficiency upgrades in rental buildings. In return, landlords must keep rents affordable.

They Loved Their Family Land in South Carolina. But Who Actually Owned It?

Conservation can be tough when a property is passed down informally over generations. A growing effort is helping families sort it all out.

Driving an E.V. Across North Dakota? Thank the Standing Rock Tribe.

A tribally owned network of chargers will soon be complete, connecting reservations and bridging a gap in the Midwest.

In Washington, Birds Are Giving ‘Yelp Reviews’ of Forest Restoration Work

A collective of land trusts, conservancies and tribes is capturing birdsong with audio gear and A.I. for clues about habitat health.

Iowa City Made Its Buses Free. Traffic Cleared, and So Did the Air.

Ridership jumped, people cut back on driving and, over the summer, the city extended the program another year.

Frustrated With Your Home Insurer? Tell Us About It.

Help us track trends in the home insurance market by filling out this survey.

‘Climate-Friendly’ Beef Now Has to Prove It

Two new settlements could change how the beef industry markets its products and require that it provide proof for its pledges to lower emissions.

Environmentalists Sue to Stop Oil Lease Sales in the Gulf of Mexico

A Trump administration proposal to allow more exploration for oil and gas violates environmental laws, the groups said.

Greenpeace Faces an Unusual New Legal Attack From a Pipeline Giant

The company that won a huge verdict against Greenpeace earlier this year has asked a North Dakota court to block a countersuit in the Netherlands.

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How Much Plastic Can Kill a Sea Turtle? A New Study Has Answers.

Scientists analyzed thousands of autopsies of seabirds, sea turtles and marine mammals and found that even small amounts of ingested plastic can be deadly.

E.P.A. Rule Would Drastically Curb Protections for Wetlands

The proposal could strip federal protections from most U.S. wetlands, some of which feed drinking water systems.

Acting FEMA Administrator Is Out, Injecting Uncertainty at Agency in Limbo

David Richardson had been on the job for six months. FEMA employees had questioned his ability to lead the agency.

There’s a New Effort on the Runway to Raise Climate Funds

A small group of countries is aiming to impose a fee on private jets and premium commercial fares. The revenue would help nations adapt to warming.

Thousands March for Climate Action as U.N. Talks Enter Second Week

As the talks continue, some countries are pushing for a detailed “road map” for a global transition away from oil, gas and coal.

Indigenous People, Long Sidelined at Climate Talks, Take the Stage in Brazil

This summit is unlike any of its predecessors in at least one significant way: The Indigenous presence is palpable and strong.

A Dead Glacier Is a Loss. A Dying One Is a Threat.

Melting ice from the Himalayas is creating thousands of unstable lakes, a growing menace to towns and cities below.

Trump Administration Revokes Biden Ban on Drilling and Mining in Alaska Wilderness

The decision to allow oil and gas drilling in Alaska’s ecologically sensitive North Slope has the support of the state’s governor and senators.

The Global Climate Leadership Vacuum

The United States is largely absent from the United Nations climate negotiations in Brazil. So who is stepping up?

He Helped Cities Anticipate Damage From Storms

Austin Becker developed an early warning system to protect critical infrastructure from storms. His project’s funding was eliminated in April.

Carbon Dioxide Emissions Head for Another Record in 2025

But there are signs that greenhouse gas pollution in China might be slowing, according to a new analysis.

There’s a New Forecast for Peak Oil Demand. It’s Increasingly Cloudy.

The International Energy Agency once projected that oil and gas demand could level off by 2030. Now it’s backing off, sort of.

States That Rely on the Colorado River Miss Deadline to Agree on Cuts

A plan to sustainably manage the shrinking waterway could soon be up to the Trump administration — or eventually the Supreme Court.

Newsom in the Spotlight at the Climate Conference That Trump Decided to Skip

The California governor painted the president as a threat to American competitiveness by letting China dominate the renewable energy industry.

Trump Is Said to Propose Opening California Coast to Oil Drilling

Gov. Gavin Newsom, a chief critic of the president and an opponent of oil exploration in the Pacific, called the proposal “dead on arrival.”

A Flood of Green Tech From China Is Upending Global Climate Politics

At this year’s climate summit, the United States is out and Europe is struggling. But emerging countries are embracing renewable energy thanks to a glut of cheap equipment.

Why Everyone Wants to Meet the ‘World’s Most Boring Man’

Politicians, oil giants and climate activists hang on his every word. The Trump administration has blasted him. How did Fatih Birol get so big?

After Jamaica’s Disastrous Storm, Solar Power Is a Bright Spot

People with rooftop solar panels got their power back almost immediately. The ‘entire neighborhood benefits,’ one resident said.

Leaders at the Global Climate Summit Highlight the Rising Toll of Warming

“All we have to do is look outside,” one delegate said. “The sea rises, the coral dies.”

10 Years After a Breakthrough Climate Pact, Here’s Where We Are

Has anything really changed in the decade since the Paris Agreement was reached? Actually, quite a lot.

COP30 Kicks Off in Brazil, Amid Climate Protests

Diplomats and leaders gather on the edge of the Amazon forest in Belém, Brazil, for annual talks on how to limit global warming. This happens as protesters and activists stage protests to call for more urgent action against climate change.

At a Climate Summit Without the U.S., Allies and Rivals Call for Action

The calls for action on opening day stood in sharp contrast to the position of the President Trump, who has called global warming a “con job.”

Climate Diplomacy and Hardball Tactics

With this year’s global climate summit opening in Brazil, we offer a glimpse of how the Trump administration sometimes operates behind closed doors.

Chinese E.V.s Deliver a Message at the Global Climate Summit

The climate-friendly fleet assembled to shuttle delegations to the gathering in Brazil sent a clear signal: China is making inroads in Latin America.

What Can Cosmic Dust Tell Us About the Changing Arctic?

Extraterrestrial particles found at the bottom of the Arctic Ocean could unlock at least 30,000 years of sea ice history, a new study finds.

Trump Officials Accused of Bullying Tactics to Kill a Climate Measure

Nations were poised to approve the first fee on pollution from ships. That’s when the Trump administration began the threats.

The U.S. Is Skipping This Year’s Climate Summit. For Many, That’s OK.

World leaders, gathering in Brazil, will try to agree on new, more ambitious plans to cut greenhouse gases.

Here’s What to Know About the COP30 Climate Talks in Brazil

Diplomats and leaders from around the world are gathering on the edge of the Amazon rainforest for annual talks on how to limit global warming.

Global Warming Made Hurricane Melissa More Damaging, Researchers Say

Climate change enabled the storm to churn faster and grow more quickly, a rapid analysis found.

Brazil Proposes a New Type of Fund to Protect Tropical Forests

The multibillion-dollar fund would essentially pay countries to keep forests standing, hoping for success where earlier forest-protection ideas have struggled.

Interior Secretary Faces Scrutiny for Travel Amid Shutdown

While some national parks are seeing damage and illegal activity during the government shutdown, Doug Burgum is traveling around the Middle East, selling American gas and oil.

Trump Can Reconsider Permit for Offshore Wind Farm, Judge Rules

The decision dealt a setback to the developers of SouthCoast Wind, a 141-turbine project off Nantucket, Mass.

New York’s Next Mayor Will Face Big Decisions on Climate Change

The city’s new leader will have to contend with preparing for deadly floods, rising electricity costs and the future of an ambitious energy efficiency program.

U.N. Sees Slight Progress on Climate Action, Partly Offset by the U.S.

The annual U.N. report card finds that, overall, countries are still far off-track from their stated goals to limit global warming.

A Storm Hit Alaska. Now, a Native Community Is Racing to Save Its History.

The remnants of Typhoon Halong scattered artifacts from an archaeological site along the shore of the Bering Sea.

Take a Deep Breath? How Bad Air Affects Your Marathon Finish Time

Marathon runners consistently finished slower in cities with higher levels of dangerous particles in the air, researchers found.

E.P.A. Retreats From Plans to End the Energy Star Program

The agency has faced blowback from business leaders and Republicans over plans to end the popular energy efficiency program.

He Alone Tracked Leaky Oil Wells in National Parks. He Was Let Go.

Forrest Smith was forced to step down last month as the National Park Service’s chief petroleum engineer. He wasn’t replaced.

A Meteorologist Explains Hurricane Melissa

The hurricane that tore through the Caribbean this week broke records, rapidly intensifying and surprising some meteorologists.

What’s Missing From Your Favorite Chocolate Bar? It May Be Chocolate.

As climate change has helped push cocoa prices higher, companies are changing candy recipes in subtle ways.

Why the Price of Electricity Is Spiking Around the Country

Not all states have gotten hit equally hard. The reasons are complex.

Judge Cuts Greenpeace Pipeline Protest Award Nearly in Half

A North Dakota judge reduced the jury’s award to the pipeline company Energy Transfer to roughly $345 million, from $667 million.

Edward J. Blakely, 87, Dies; Hired to Oversee Katrina Recovery in New Orleans

An urban planner who specialized in disaster recovery, he was brought in to revive the city after the 2005 storm. The task proved larger than one man could handle.

As China and U.S. Split Over Energy, Korea Is Stuck in the Middle

It needs the United States for defense and has spent billions building factories in America. But a Trump trade deal this week with China could erase a Korean edge in the U.S. market.

Money to Help Nations Cope With Climate Disasters Is Declining, U.N. Says

In 2021, rich countries vowed to spend more to help poor countries adapt to warming. That goal is unlikely to be met, a new report finds.

A River Restoration in Oregon Gets Fast Results: The Salmon Swam Right Back

The fish had been missing from the headwaters of the Klamath River for more than a century. Just a year after the removal of a final dam, they’ve returned.

The Two Big Questions Surrounding Bill Gates’s Climate Memo

The Microsoft co-founder wrote a lengthy memo warning against climate alarmism. Will it change how people talk about the issue or who funds climate action?

Volunteers Step In to Help Understaffed NOAA Track Hurricane Melissa

Staffing cuts and a federal government shutdown are stretching scientists’ ability to make valuable hurricane observations.

For Years, Islands Have Warned of Climate Disaster. They’ve Seen Little Help.

As Hurricane Melissa threatens island nations across the Caribbean, many are already burdened by debt from a string of climate-fueled crises.

MacKenzie Scott Backs Disaster Recovery in Marginalized Communities

The billionaire’s $60 million donation to the Center for Disaster Philanthropy counters cuts to federal emergency assistance and diversity programs.

Bill Gates Says Climate Change ‘Will Not Lead to Humanity’s Demise’

In a memo, the Microsoft co-founder warned against climate alarmism and appears to have shifted some of his views about climate change.

The storm’s strength grew out of warmer-than-usual Caribbean waters.

Bringing Back California’s Kelp Forests One Smash at a Time

Scientists and divers are slowly reviving the underwater forests along California’s northern coast by planting kelp seedlings and smashing the sea urchins before they gobble it up.

Climate Factors Make Jamaica Especially Vulnerable to Hurricane Melissa

More frequent and intense storms, sea-level rise and extensive rainfall fueled by climate change mean the island nation is likely to be hit especially hard by this week’s storm.

Exxon Sues California Over New Climate Disclosure Laws

The oil giant said requirements that companies calculate new details about greenhouse gas emissions and climate risks violate Exxon’s free speech rights.

An E.P.A. Plan to Kill a Major Climate Rule Is Worrying Business Leaders

Some carmakers and energy executives say the plan would trigger costly litigation and spur individual states to create a patchwork of tighter rules.

How Long Will it Take to Build a Nuclear Power ‘Renaissance’ in the U.S.?

The Trump administration wants to sharply speed up the construction of nuclear power plants, but fixing the industry’s bottlenecks could take years.

Trump Opens Pristine Alaska Wilderness to Drilling in Long-Running Feud

The Interior Department also said it would allow a contentious road to be built through the Izembek National Wildlife Refuge in southwestern Alaska.

Heat Has Essentially Wiped Out 2 Key Coral Species on Florida Reefs

Elkhorn and staghorn coral are now functionally extinct around the state, researchers say, meaning they no longer play any significant role in their ecosystem.

She Made Sure That Tsunami Warnings Reached the Public

“I always wanted to be a public servant and do science for the good of the people,” said Corina Allen, who lost her job at NOAA.

China is Outpacing the U.S. on Nuclear Power, an American Invention

The United States was once the undisputed leader in atomic energy. Now it is trying to catch up.

Congress Members Question Pentagon’s Delay in ‘Forever Chemical’ Cleanup

A bipartisan group of lawmakers has asked the military to explain why cleanup of PFAS chemicals at bases nationwide has been pushed back.

In First Six Months, Cost of Weather Catastrophes on Pace to Break a Record

The Trump administration stopped updating a database tracking the costs of the country’s worst disasters. A group of scientists has revived it.

World Falling Short on Methane Pledge, U.N. Report Finds

Several agency programs are trying to track and reduce methane emissions around the world. To meet global targets, use of them needs to speed up.

On the Menu in New York: One Repair, Coming Right Up

The state leads the country in “repair cafes,” which bring neighbors together while keeping all manner of items out of the trash.

How to Revive California’s Underwater Forests? Smash a Spiky, Hungry Foe.

Cove by cove, scientists, divers and volunteers are hauling up urchins to protect kelp.

Bee Happy: They’re Saving Pollinators in Kansas

About 97 percent of the land in the state is privately owned. Meet the people helping to make it friendlier for native bugs.

Alaska Tests a Theory: Solar Farms Help Nearby Crops Grow

Produce and power are both costly in the state. So researchers are testing ways to address both issues using the same land.

Cutting Emissions, the Roundabout Way, in New Hampshire

Despite its small stature, the city of Keene, has become an example of the safety and climate benefits of swapping traffic lights for roundabouts.

The Former Lobbyists Making Key Decisions at the E.P.A.

The Environmental Protection Agency has hired numerous former lobbyists and industry insiders who now work on chemical regulation, emission limits and other rules.

From Industry to E.P.A.: Lobbyist Now Oversees Pesticide Rules

Kyle Kunkler fought for a restricted weed killer that can harm plants and wildlife when it drifts to nearby land. He’s now at the E.P.A., which wants to allow its use.

The Kids Who Sued Trump Just Lost Big in Court. Or Did They?

A federal judge threw out their climate lawsuit against the president a few days ago. But legal experts say there was a silver lining in the judge’s opinion.

Fed Rescinds Mandate That Banks Plan for Climate Risks

Financial regulators said the Biden-era policy was superfluous. Democrats said it protected financial stability in an era of unpredictable weather.

Drought Mutes Northeast Leaf-Peeping Season

A prolonged drought and other factors have muffled the kaleidoscopic blend of reds, oranges and yellows in some areas of New England this fall.

The Government Is Shut Down. But Not for Fossil Fuels.

Federal workers who issue permits for oil, gas and mining operations are on the job, along with those working to repeal pollution limits.

U.S. Pressures Countries to Delay Fees to Clean Up Ship Pollution

Under threats of tariffs and other sanctions from the U.S., nations postponed a vote on whether to charge fees on emissions from ships.

Subsidizing Fossil Fuels, but Not Clean Energy

The Trump administration has sharply cut tax credits for renewable energy, while it adds to longstanding subsidies for fossil fuels.

Carbon Dioxide Levels Jumped by a Record Amount, U.N. Says

Surging emissions from wildfires may have been behind the increase, which was the largest since modern measurements began more than half a century ago.

How FEMA Is Forcing Disaster-Struck Towns to Fend for Themselves

President Trump has said he wants to eventually shift the burden of disaster relief and recovery onto states. It’s already happening.

Judge Throws Out Children’s Lawsuit Against Trump’s Energy Policies

The group had challenged the president’s executive orders as unconstitutional. A judge “reluctantly” said the suit was too broad in scope.

Wildfire Plus Rain Brings Risks. Scientists Are Trying to Warn Residents.

Research in the U.S. Southwest could expand lifesaving efforts for hazards that follow wildfires across the globe.

Trump’s Tariff Fight With China Means Trouble for a Vast Wilderness in Brazil

Brazilian farmers are lobbying to roll back deforestation restrictions in order to sell more soybeans to the huge Chinese market.

Do Heat Pumps Work When It Gets Really Cold?

A common refrain is that they’re only effective in mild climates. We put that idea to the test.

Before Alaska Flooding, E.P.A. Canceled $20 Million Flood Protection Grant

The remote village of Kipnuk planned to use the money to protect against flooding. On Sunday, it was inundated.

A Coal-Processing Plant Closed. Local E.R. Visits Dropped Sharply.

As President Trump tries to revive the United States coal industry, research has found that closing a coal facility can improve local health.

Newsom Vetoes California’s Ban on ‘Forever Chemicals’ in Cookware

Mr. Newsom said he was concerned that the measure restricting PFAS chemicals would make pots and pans more expensive for Californians.

To Meet Pledges to Save Forests Spending Must Triple, U.N. Report Says

Four years after a global pledge to end deforestation, the amount of money going toward conserving and restoring forests is not enough, the analysis found.

Coal Miners With Black Lung Say They Are ‘Cast Aside to Die’ Under Trump

President Trump has been a cheerleader for coal miners. But these miners say his administration is failing to enforce limits on a lethal workplace hazard.

In Georgia, Trump’s Cuts to Solar Projects Hit Some of His Voters

The Trump administration canceled a $7 billion program intended to help low- and moderate-income families install rooftop solar panels.

What Things Left Behind Say About a Home’s Past, and the Times We Live In

Nondescript items can tell stories, good and bad, when archaeologists look at them.

An Immense Solar Project Just Got Canceled Under Trump

Known as Esmeralda 7, the project planned in the Nevada desert would have produced enough energy to power nearly two million homes.

Curious Reindeer and Hungry Polar Bears: Warming Is Upending an Arctic Island

Climate change is transforming ecosystems in the far north. An international team of scientists has made some surprising discoveries.

A New Wildlife Assessment Has Bright Spots Amid Alarming Declines

Sea turtles are making a surprising comeback, according to the International Union for Conservation of Nature. The news was not so good for Arctic seals.

A Crushing Year for Science in America

The Trump administration has sharply cut funding for scientific research and eliminated thousands of jobs. We spoke to scientists about the work that was lost.

Has Your Scientific Work Been Cut? We Want to Hear.

For a new series, Times journalists are speaking with scientists whose research has ended as a result of policy changes by the Trump administration.

She Found a Link Between Air Pollution and Infertility

Shruthi Mahalingaiah, a Harvard researcher, investigated the fertility risks women face from air pollution. But her grant was canceled.

He Studied How Emissions Are Heating Up U.S. Cities

“Fundamentally, we were trying to learn about these systems to prevent people from dying unnecessarily from heat,” said Kevin Gurney, an atmospheric scientist.

Trump’s Energy Cuts Punished Mostly Blue States. Red States Might Be Next.

As New York and other states tally the damage, a leaked document suggests more Energy Department cuts may be coming.

Early Signs of a ‘Turning Point’ as Renewables Edge Out Coal

The world generated more electricity from renewable energy than coal for the first time ever, a new report finds. The United States is lagging behind.

Trump Signs Order to Approve Mining Road Through Alaskan Wilderness

The executive order also made the federal government a 10 percent shareholder in the mining company Trilogy Metals.

Maryland Judges Weigh Whether Cities Can Sue Over Climate Change

Communities including Baltimore and Annapolis are asking the state’s top court to revive a case accusing oil companies of spreading disinformation.

Groups Sue E.P.A. Over Canceled $7 Billion for Solar Energy

The lawsuit accused the Environmental Protection Agency of illegally revoking the money without congressional approval.

The Very Hungry Microbes That Could, Just Maybe, Cool the Planet

They feast on bubbles of methane seeping out of the ocean floor. Could their appetites be harnessed to slow climate change?

FEMA Withholds $300 Million in Grants Until States Account for Deportations

The agency is demanding certification that population counts, used to determine grant allocations, exclude people who have been recently removed from the country.

In the Arctic, the U.S. Shifts Focus From Climate Research to Security

The Trump administration is emphasizing defense concerns instead of climate research in the rapidly warming Arctic region.

Listen to the Sounds of Climate Change

For the Climate Forward live event, we gathered recordings of a melting glacier, the Amazon jungle and the underwater Arctic, all soundscapes that are rapidly changing.

How the Government Shutdown Could Affect Environmental Agencies

If a shutdown continues, it could interrupt the Environmental Protection Agency’s work and pull workers from maintaining national parks.

Costly and Deadly Wildfires Really Are on the Rise, New Research Finds

The past decade in particular has seen an uptick in devastating blazes linked to climate change, according to the study.

Energy Dept. Cancels $7.5 Billion for Hundreds of Projects, Mostly in Blue States

The cuts largely affect Democratic-led states as the two parties fight over the shutdown of the federal government.

The High Stakes of the U.N. Climate Talks

At a Climate Forward Live event, André Corrêa do Lago, the head of the United Nations climate negotiations this year, about the United States’ evolving role in the discussions.

Actor Rainn Wilson on How to Connect Climate Change and Spirituality

At a Climate Forward live event, the star of “The Office” shared his philosophy of how to value nature as sacred.

Australia on the Front Lines of Climate Change

At a Climate Forward live event, Anthony Albanese, the prime minister of Australia, talked about his country’s battles against the effects of climate change.

Has the World Given Up on Fighting Climate Change?

At a Climate Forward event, David Wallace-Wells explores why global momentum on climate action is faltering, even as clean energy technology rapidly advances.

Senator Schatz on How Democrats Should Talk About Climate Change

At a Climate Forward live event, Senator Brian Schatz, Democrat of Hawaii, said his party needed to change the way it talked about climate issues.

A Generational Shift in American Energy

At a Climate Forward live event, Scott Strazik, the chief executive of GE Vernova, talked about how his company is navigating President Trump’s energy policies.

An Australian Magnate’s Challenge to President Trump

At a Climate Forward live event, the billionaire Andrew Forrest urged President Trump to visit Australia to see the effects of climate change.

Can Fusion Deliver the Dream of Limitless Energy?

At a Climate Forward live event, Bob Mumgaard, the chief executive of Commonwealth Fusion Systems, said his company might be near a breakthrough.

An Island Nation on the Front Lines of Climate Change

At a Climate Forward live event, Hilda Heine, president of the Marshall Islands, discussed her nation’s uncertain future as seas rise.

Jane Goodall’s Thoughts for a Reporter: ‘Hope Isn’t Just Wishful Thinking’

A Times correspondent who interviewed Dr. Goodall recalled their conversations about the state of the planet.

Trump Administration Moves to Relax Rules on Climate Super Pollutants

The E.P.A. plan would allow grocery stores, air-conditioning manufacturers and others to phase out hydrofluorocarbons in cooling equipment more slowly.

Why Trump Wants to Revive the Coal Industry

The burning of coal is the largest contributor to climate change worldwide. But the Trump administration sees United States coal as crucial.

Near a Garden Where Popes Go to Pray, Leo Plans to Speak on Climate

The address comes 10 years after his predecessor’s groundbreaking statement on global warming. His words will be watched for signals on the direction of the new papacy.

How Shutdown Gridlock Could Impede Disaster Preparedness

Turmoil in Washington is distracting from efforts to fix a flood insurance gap and replenish a key disaster relief fund.

‘Mine, Baby, Mine’: Trump Officials Offer $625 Million to Rescue Coal

The new effort, which includes opening 13.1 million acres of federal land for mining and eliminating pollution limits, aims to save an industry that has been declining for decades.

Is My Skin Care Routine Planet-Friendly?

We asked doctors, chemists and beauty industry insiders what’s good for your skin and the environment, too.

Three Charts to Set the Record Straight on Climate Change

In his United Nations address, President Trump lashed out at wind turbines, environmentalists and allies around the world while dismissing the dangers of climate change. Somini Sengupta, an international climate reporter for The New York Times, explains the facts on climate change with three charts.

What World Leaders Told Us About Trump, China and Climate Change

At the Climate Forward live event, we spoke to top policymakers about China, the Trump effect on climate policy and the boom in artificial intelligence.

The Future of Climate Activism

At the Climate Forward live event, Manish Bapna, president of the Natural Resources Defense Council; Abigail Dillen, president of Earthjustice; and Bill McKibben, an author and activist, discussed how the environmental movement needs to change to win over more Americans.

Climate Change Could Pose a National Security Threat

At the Climate Forward live event, Jake Sullivan, former national security adviser under President Biden, said the Trump administration’s approach to climate posed serious risks to U.S. military operations and interests.

Climate and the A.I. Revolution

Will the boom in A.I. drive up greenhouse gas emissions? At the Climate Forward live event, the chief sustainability officers at Google and Microsoft discuss their companies’ net-zero ambitions.

Gavin Newsom on Trump, Climate and California

At the Climate Forward live event, Gov. Gavin Newsom discussed how he’s pushing back against President Trump’s sweeping rollback of environmental regulations and why he thinks Trump’s latest comments on climate are “an abomination.”

Chris Wright on Politics, Power and Energy Under Trump

At a Climate Forward live event, Chris Wright defended President Trump’s crackdown on renewable energy, and said he would push for other countries to withdraw from a global climate pact.

At a Times Event, Opposing Views on Climate Change Collide

In a day of live journalism, California’s governor assailed President Trump, and the U.S. energy secretary called for countries to quit the Paris Agreement on global warming.

Rainn Wilson Wants Us to Connect With Nature

“The Office” actor read his essay, “What I Learned at a Fire Ceremony With King Charles,” at The New York Times’s Climate Forward event, encouraging others to re-evaluate their relationship with nature.

Climate action is the ‘entry fee’ to credibility, Prime Minister Anthony Albanese of Australia says.

Senator Schatz says Democrats should drop ‘planetary emergency’ talk and focus on the cost of living.

Newsom And Wright Give Diverging Takes on Trump’s Climate Policy

Speaking at The New York Times’s Climate Forward conference, Gov. Gavin Newsom of California slammed President Trump’s comments on climate change at the United Nations, while Energy Secretary Chris Wright said Trump should get the “hero of the climate” award.

For Trump’s energy secretary, the science that links disasters to climate change isn’t really science at all.

A fusion energy demo could be coming to the U.S. in the next two years.

U.S. energy secretary says other countries should pull out of the Paris Agreement.

At Global Climate Summit This Week, U.S. Isolation Was on Full Display

On Wednesday in New York, countries lined up to say they would accelerate their efforts to cut greenhouse-gas emissions. In staying away, the U.S. was all but alone.

China for First Time Promises to Reduce Its Greenhouse Gas Emissions

President Xi Jinping told a U.N. climate summit that China will reduce emissions across its economy, expand renewables sixfold and make electric cars “mainstream.”

Despite a slump under Trump, a U.S. wind industry executive sees potential in the long run.

Gov. Gavin Newsom of California calls Trump’s U.N. speech ‘an abomination.’

Here’s the very simple rule the actor Rainn Wilson uses to reconnect with nature.

Australian Businessman Challenges Trump on Climate Change

Andrew Forrest, the executive chairman of the mining company Fortescue, invited President Trump to see the damage Australia is experiencing as the planet heats up.

Microsoft and Google Say They Remain Committed to Climate Goals

Speaking at The New York Times’s Climate Forward event, the chief sustainability officers of Microsoft and Google said that their goals to achieve net-zero emissions or better by 2030 are still achievable.

Her country is sinking. Here’s what she’s asking from the rest of the world.

An Australian magnate’s challenge to Trump: ‘Come see what’s happening to my land.’

Bill McKibben Raises Alarms About U.S. Falling Behind on Green Tech

In a panel on the future of climate activism, the author Bill McKibben said the U.S. risks falling behind on green tech due to the Trump administration’s rollbacks on environmental initiatives.

Trump’s dismissal of climate change puts U.S. at risk, former Biden official says.

Google and Microsoft executives say their climate goals are still achievable.

Watch Live: Climate Forward Conference

The New York Times hosts the Climate Forward conference in New York City.

Supplying clean energy so hundreds of millions can ‘live a productive life.’

Does the environmental movement need to change its strategy?

Can global climate action happen without the U.S.?

Al Gore discusses where the climate movement goes from here.

Here’s the latest.

Watch the 2025 Climate Forward Conference: A Video Library.

Interviews with Gov. Gavin Newsom, Energy Secretary Chris Wright, Jake Sullivan, Bob Mumgaard, Senator Brian Schatz — and more.

Despite Trump, the World Isn’t Slowing on Climate, E.U. Official Says

Still, European nations are struggling to agree on how much to cut their greenhouse gas emissions, the E.U.’s climate commissioner said in an interview.

Trump to World: Green Energy Is a Scam and Climate Science Is From ‘Stupid People’

In a remarkable United Nations address, the president lashed out at wind turbines, environmentalists and allies around the world while dismissing the dangers of climate change.

Defense Department Delays Cleanup of ‘Forever Chemicals’ Nationwide

The new timeline could slow cleanup in some communities by nearly a decade. The chemicals, widely used in the military, are linked to cancers and other health risks.

In Georgia, a ‘Sponge Park’ Floods So the Neighborhood Won’t

Dozens of houses were razed across a flood-prone neighborhood in Atlanta, mitigating floods and creating a long-desired park in the process.

Forget ‘Love Island.’ Tennessee Has an Isle of Goats.

Eco-grazing goats help clear overgrowth worldwide. But rare is the herd that has to get to work by boat.

A Rhode Island Wind Farm Changed Their View. And Their Lives, for the Better.

Offshore turbines let Block Island shut down soot-spewing, earsplitting diesel generators. There were other benefits, too.

Satellites and Drones Are Unlocking Benefits ‘Hidden in Plain Sight’ in Michigan

Technology is helping farmers use land and fertilizer more strategically. Sometimes, the best practice is no chemicals at all.

‘They’re Small but They’re Mighty.’ Meet the Wisconsin Sisters Healing the Land.

The women of Holy Wisdom Monastery have restored 170 acres of native prairie and oak savanna. “Humans need creation to find ourselves,” one said.

The World Comes to New York for a Very Different Climate Week

As world leaders arrive in New York City for Climate Week, the United States has all but left the global fight against climate change under President Trump.

Judge Says Work on Wind Farm Off Rhode Island Can Proceed, for Now

The Trump administration had halted construction on the $6.2 billion Revolution Wind project, prompting its developer to sue.

Al Gore on Trump and the Future of Climate Action

The former vice president speaks to David Gelles about how the climate movement can move forward after President Trump’s rollback of key environmental regulations and where he finds hope as the planet continues warming.

Sunday Was Also Sun Day

Fifty-five years after the first Earth Day, climate activists organized a nationwide celebration of solar power.

Trump Nears Deal for Road Through Alaskan Wildlife Refuge

Proponents say the road would connect a remote town with an airport used for medical evacuations. Opponents say it would cause irreparable harm to wildlife and Alaska Native tribes.

Hard-Fought Treaty to Protect Ocean Life Clears a Final Hurdle

The global High Seas Treaty, decades in the making, will become international law. It aims to create vast maritime conservation areas.

Trump’s Climate Rollback Takes on a Key Scientific Finding

The federal government’s ability to regulate greenhouse gases depends on a 2009 scientific determination. The Trump administration wants to repeal it.

Exxon Urges Europe to Repeal Rules to Make Companies Track Climate Pollution

Its chief executive called the E.U. regulations one part of a “very misguided effort to kill oil.” His words followed comments by Trump administration officials criticizing Europe’s climate policies.

Young Activists Say 3 Trump Orders Violate Constitutional Rights

In a Montana courtroom, a group of young people argued that a judge should halt three of President Trump’s sweeping executive orders on climate and energy policy.

E.P.A. Keeps Polluters on the Hook to Clean Up ‘Forever Chemicals’

The decision came despite an effort by a former industry lawyer who is now at the E.P.A. to reverse the regulation.

Wildfire Smoke Will Kill Thousands More by 2050, Study Finds

Pollution from fires, intensified by rising temperatures, is on track to become one of America’s deadliest climate disasters.

A Trump Administration Playbook: No Data, No Problem

A pattern of getting rid of statistics has emerged that echoes the president’s first term, when he suggested if the nation stopped testing for Covid, it would have few cases.

Top Scientists Find Growing Evidence That Greenhouse Gases Are, in Fact, a Danger

The assessment contradicts the Trump administration’s legal arguments for relaxing pollution rules.

Corals Won’t Survive a Warmer Planet, a New Study Finds

Most corals in the Atlantic Ocean will soon stop growing. Many are already dying, leaving shorelines and marine ecosystems vulnerable.

Climate Change’s Toll in Europe This Summer: Thousands of Extra Deaths

Three times as many people in cities and towns died from severe heat as would have done in a world without human-caused warming, scientists said.

Your Most Pressing Climate Questions

Ahead of the Climate Forward conference on Sept. 24, Times readers sent us their most urgent questions about climate change.

Park Service Is Ordered to Take Down Some Materials on Slavery and Tribes

The Trump administration ordered a famous Civil War-era war image removed from a National Park Service site in Georgia as it moves to promote what it considers a more positive view of American history.

The Siberian Tundra Is Exploding. New Research Helps Explain Why.

Spontaneous gas explosions appear to be increasing in northern Russia because of climate change and some specific local conditions.

Young People Suing Trump Over Climate Have Their Day in Federal Court

They claim Trump’s executive orders are unconstitutional. The government says their lawsuit should be thrown out. The two sides are set to clash this week in Montana.

G.O.P. Plan on Pesticides Faces Revolt From MAHA Moms

The provision in the government funding bill could shield pesticide companies from billions of dollars in lawsuits.

Extreme Heat Spurs New Laws Aimed at Protecting Workers Worldwide

Governments around the world are enacting measures to try to protect workers from the dangers of heat stress. They’re barely keeping up with the risks.

Unusual Climate Case Accusing Oil Giants of Racketeering Is Dismissed

Citing laws more commonly used against organized crime, the lawsuit argued that fossil fuel companies were responsible for devastating hurricane damage in Puerto Rico.

E.P.A. to Stop Collecting Emissions Data From Polluters

The data, from thousands of coal-burning power plants, oil refineries, steel mills and other industrial facilities, is the country’s most comprehensive way to track greenhouse gases.

California Wants to Ban ‘Forever Chemicals’ in Pans. These Chefs Say Don’t Do It.

Rachael Ray and other food celebrities are speaking up in defense of nonstick pans. The actor Mark Ruffalo, who starred in a movie about the risky chemicals, is criticizing them.

An Annual Blast of Pacific Cold Water Did Not Occur, Alarming Scientists

The cold water upwell, which is vital to marine life, did not materialize for the first time on record. Researchers are trying to figure out why.

Pakistan’s Floods Are a Climate Change Warning

Pakistan, among the countries most vulnerable to climate change, has been battered by floods and extreme heat as critics say its government needs to do more.

Brazil Invited the World to the Amazon. It’s Become a Big Headache.

This year’s U.N. climate conference, on the edge of the rainforest, is fueling criticism of the host nation and the entire process of global diplomacy on climate change.

Climate ‘Ideology’ Hurts Prosperity, Top U.S. Officials Tell Europeans

Chris Wright, the energy secretary, said he would push Europe to loosen environmental rules and buy more gas. Doug Burgum, the interior secretary, tied fossil fuels to a need to win the A.I. race.

Trump Moves to Scrap Biden Rule That Protected Public Lands

The proposal from the Bureau of Land Management would prioritize the use of public lands for oil and gas drilling, coal mining and other industrial activities.

Patagonia’s Big Bet on a Modest Grain

The apparel company thinks that a little-used wheat alternative can boost regenerative farming and help the planet. Not everyone agrees.

The Lone G.O.P. Governor Opposing Trump’s War on Offshore Wind

Gov. Glenn Youngkin, Republican of Virginia, has championed a wind farm under construction off the coast of his state. He’s trying to persuade President Trump to leave it alone.

‘China Is the Engine’ Driving Nations Away From Fossil Fuels, Report Says

Its vast investment in solar, wind and batteries is on track to end an era of global growth in the use of coal, oil and gas, the researchers said.

Energy Secretary Attacks Offshore Wind and Dismisses Climate Change

Chris Wright, who travels to Europe next week to promote American gas, called climate change “not incredibly important.”

Two Valuable Satellites Are in ‘Perfect Health.’ They May Be Scrapped.

The Trump administration wants to switch off and possibly destroy the climate-monitoring technology.

The Climate Forward Conference Is Coming Soon

On Sept. 24, The Times will host leaders, policymakers and executives in frank discussions about a consequential year in the fight against climate change.

Humans Are Altering the Seas. Here’s What the Future Ocean Might Look Like.

Some marine ecosystems could soon be unrecognizable, according to new research. We mapped the possibilities.

Orsted Sues Trump Administration in Fight to Restart Its Blocked Wind Farm

The Danish company behind Revolution Wind, a $6 billion project off Rhode Island, said the federal government had unlawfully halted work on the wind farm.

Inside Trump’s Unorthodox Climate Attacks in Courts Nationwide

The administration is cranking up efforts to kill state laws and legal cases that would force fossil-fuel companies to pay for climate damage.

House Votes to Advance a Mining Road Through the Alaskan Wilderness

The proposed 211-mile industrial road over pristine land would allow a mining company to reach a copper deposit. Critics say it would destroy a fragile environment.

Watchdog Warns Trump’s Cuts at FEMA Pose a ‘Major Challenge’

The country lacks the ability to address multiple disasters happening at once, the Government Accountability Office said.

White House Orders Agencies to Escalate Fight Against Offshore Wind

The effort involves several agencies that typically have little to do with wind power, including the Health and Human Services Department.

Donald Trump vs. the Wind Power Industry

Since taking office, President Trump has targeted the wind power industry, putting billions of dollars of investment and thousands of jobs at risk.

Court Hands a Loss to Groups Seeking Billions in Frozen Climate Funds

The nonprofit organizations are fighting a Trump administration effort to claw back climate and clean energy grants.

Scientists May Have Identified a Culprit Behind Declining Amazon Rains

Deforestation is playing a greater role than researchers expected, according to a new study.

Scientists Denounce Trump Administration’s Climate Report

Scores of researchers reviewed the Energy Department’s argument about greenhouse gases and found serious deficiencies.

Cue the Sun: This Lab Recreates Hot, Sweaty Days to Test Humans

Our reporter hits the treadmill to understand how scientists study extreme heat.

Exxon and California Spar in Dueling Lawsuits Over Plastics

The oil giant accused the state’s attorney general and four nonprofit groups of defamation after they sued over recycling claims.

Transportation Dept. Cancels $679 Million for Offshore Wind Projects

The Trump administration’s campaign against wind power continued as it targeted funding for marine terminals and ports to support development of the industry.

Climate Change Is Transforming Summer in Europe

A season of record wildfires and a wave of extreme heat is forcing Europe to confront difficult questions about how to adapt.

An Industry Insider’s Changes at the E.P.A. Could Cost Taxpayers Billions

A Trump appointee has proposed rewriting a measure that requires companies to clean up “forever chemicals,” documents show. The new version would shift costs from polluters.

A Casualty of Trump’s Tariffs: India’s Nascent Solar Industry

The full weight of a 50 percent tariff on Indian goods took effect this week, undercutting one of the country’s most promising markets for solar exports.

Trump, With Tariffs and Threats, Tries to Strong-Arm Nations to Retreat on Climate Goals

The president has made no secret of his distaste for wind and solar in America. Now he’s taking his fossil fuel agenda overseas.

FEMA Suspends Staff Who Signed a Letter Criticizing Trump

The letter, sent to Congress on Monday, said cuts made by the Trump administration had erased improvements made to disaster response since Hurricane Katrina.

On the Front Lines of Climate Change, Firefighters Are Getting Very Sick

Across the country, unmasked wildfire fighters are falling ill and dying. Hannah Dreier talks about her investigation into the risks these workers face.

China Finds Buyers for Surplus Solar: Africa’s Energy-Hungry Countries

Overproduction in China has led to slashed prices, and buyers on the continent are taking advantage to sharply increase investments in clean energy.

With Little Explanation, Trump Throws Wind Industry Into Chaos

The Trump administration is halting wind projects that had been approved, financed and underway — while providing little to no justification.

In a Hotter World, Some People Age Faster, Researchers Find

Exposure to heat waves over just two years could add up to 12 extra days of age-related health damage.

FEMA Employees Warn That Trump Is Gutting Disaster Response

After Hurricane Katrina, Congress passed a law to strengthen the nation’s disaster response. FEMA employees say the Trump administration has reversed that progress.

Law Firm Pressures Brown University to Erase Research on Anti-Wind Groups

The firm, which represents opponents of offshore wind, said it would complain to Brown’s federal and private funding sources.

Should I Get a Portable Induction Cooktop?

If you’re cooking with gas, it might help your health and the environment. Here’s why.

Trump Administration Orders Work Halted on Wind Farm That Is Nearly Built

The order to stop construction on Revolution Wind off the coast of Rhode Island is part of a campaign against renewable energy.

Trump’s Cuts May Spell the End for America’s Only Antarctic Research Ship

The decommissioning would leave the United States with no icebreaker to study the southern seas and cede scientific leadership to rival countries like China.

Tracking the Aftermath From Erin on the Ocean

Meteorologists piece together the aftereffects in a hurricane’s path, and look ahead to potential future storms.

Small Fixes for a Big Problem

As President Trump moves to withdraw the United States from the fight against global warming, climate action is shifting to local solutions.

A Miles-Long Cave in Kentucky Was a Smelly Disaster. Now It’s Spectacular.

Hidden River Cave was once filled with heavy metals and sewage that made the surrounding town smell awful. After a cleanup, it became a tourist draw.

Inside the Big Effort to Save a Little Frog in Mississippi

Fewer than 100 dusky gopher frogs were known to remain. Thanks to some very dedicated humans, numbers are now on the rise.

Why Shop? In Maine, the Library of Things Has It All (Almost).

One town’s effort to make pricey items accessible and encourage people to buy less stuff seems to be catching on.

Do Coconuts Go With Oysters? For Saving the Delaware Shore, Yes.

Along with other East Coast states, Delaware is using natural materials to protect vulnerable coastal areas.

These Ohioans Got a Deal on Solar Panels. Here’s Their Secret.

A group of homeowners worked together to navigate the process of installing rooftop solar systems, saving time and money in the process.

How Climate Change Affects Hurricanes Like Erin

Global warming is changing the way storms behave.

Delaware

Before

Why Can’t the U.S. Build 5-Minute E.V. Chargers?

Chinese automakers have rolled out chargers that can mostly recharge a car’s battery in about five minutes. Yet U.S. technology lags far behind.

Will Oil Demand Peak Soon? Trump Administration Doesn’t Want to Hear It.

It is lashing out at the world’s leading energy organization for saying oil and gas use could start declining as the world pivots to cleaner alternatives.

Environmental Groups Face ‘Generational’ Setbacks Under Trump

As President Trump dismantles the country’s efforts to fight climate change, environmental groups are back on their heels.

I.R.S. Makes It Harder for Wind and Solar Projects to Claim Tax Breaks

The move comes as the Trump administration has issued a barrage of new restrictions on renewable energy across the country.

Environmental Groups Sue Over D.O.E. Report Downplaying Climate Change

The lawsuit seeks to block the Trump administration from repealing the legal foundation for regulating climate pollution.

Plastic Pollution Talks Collapse as Oil States Oppose Tough Treaty

Countries failed to bridge wide gaps on whether the world should limit plastic manufacturing and restrict the use of harmful plastic chemicals.

Lesser Prairie Chicken Loses Endangered Species Act Protections

A federal judge in Texas granted a request by the Trump administration, which said a Biden-era decision to safeguard the bird was flawed.

Why the World Is Deadlocked Over a Treaty to Stop Plastics Pollution

After three years of talks, and despite growing warnings about the dangers of plastics pollution, nations are at an impasse again over what to do about it.

In the Quest for Clean Energy, China Went From Copycat to Creator

A surge in high quality research and patent applications has cemented China’s dominance in the industry.

Alaskan River Reaches Record High From Melting Glacier

An overflowing glacial lake caused a surge in the Mendenhall River on Wednesday, prompting flood alerts and evacuations in Juneau.

The U.S. May Be Coming Around to Balcony Solar

Small, plug-in solar power systems have become popular in Germany and several other countries. So why haven’t they taken off in the United States?

Sierra Club’s Board Fires Ben Jealous, the Group’s Executive Director

Mr. Jealous oversaw a difficult tenure at the environmental organization, where he clashed with employees and oversaw layoffs.

Trump Cracks Down on Bird Deaths, but Only From Wind Turbines

Critics accused the administration of a double standard, trying to stop wind projects because of potential bald eagle deaths while easing rules for oil and gas companies.

The ‘Alligator Alcatraz’ Site Once Changed History. Now, It’s Testing the Law Again.

Officials building a Florida detention center appear to be skipping environmental reviews made mandatory decades ago after a fight over an airport at the very same spot.

Popular E.P.A. Database Is in Limbo Amid Science Cuts

The database helps companies calculate their greenhouse gas emissions. Its creator left the E.P.A. after being investigated for criticizing the Trump administration.

Civil Cases Against Major Polluters Plummet Under Trump

In its first six months, the Trump administration has filed 11 civil cases against polluters compared with the Biden administration’s 30.

How a Carbon Tax Plan in Europe Survived (Mostly)

Austria tried a combination of taxes and rebates to reduce emissions.

A Famously Stable Glacier in Argentina Suddenly Looks Anything But

After holding steady for decades, the beloved Perito Moreno has thinned considerably since 2019, scientists said.

Suddenly, the Trump Administration Tightens the Vise on Wind Farms

Federal agencies have recently issued a barrage of restrictions that could halt construction of solar and wind farms on public and private lands.

Charleston’s Climate Lawsuit Against Oil Giants Is Dismissed

The legal claim, one of a raft of lawsuits across the country, had accused companies of a yearslong disinformation campaign about climate change.

As Earth Warms, California Fire Season Is Starting Earlier, Study Finds

Summertime fire activity is creeping into spring, and the balmier climate is a major driver, scientists said.

Washington State Braces for ‘Inevitable’ Megafire. Climate Change May Bring It Sooner.

The famously rainy state is facing longer, hotter and drier fire seasons, raising the risk of a mammoth fire that will be nearly impossible to fight. All the state can do is prepare.

Big Tech’s Net-Zero Goals Are Looking Shaky

Emissions are “going through the roof” because of A.I., according to new sustainability reports.

E.P.A. Moves to Cancel $7 Billion in Grants for Solar Energy

If finalized, the move would escalate the Trump administration’s efforts to claw back billions of dollars in climate grants awarded under President Biden.

Chemical Makers to Pay N.J. $875 Million to Settle ‘Forever Chemicals’ Claims

New Jersey officials called it the largest environmental settlement ever achieved by a single state.

At ‘Alligator Alcatraz,’ the Biggest Risk Isn’t Alligators

The area around the immigrant detention center, deep in the Everglades, is threatened by hurricanes, extreme heat and even wildfires.

Inside the ‘Radical Transformation’ of America’s Environmental Role

The E.P.A. said this week it would revoke its own ability to fight climate change. It’s the latest move in an extraordinary pivot away from science-based protections.

Fossil Fuel Companies’ Profitable Bet on Trump

Three big numbers that show how President Trump has directed tens of billions of dollars in incentives to fossil fuel companies.

Energy Dept. Attacks Climate Science in Contentious Report

The agency asked five climate skeptics to write a report criticizing the consensus on global warming. Scientists are pointing out its errors.

Trump Wants a New Border Wall. It Would Block a Key Wildlife Corridor.

The barrier, in a remote part of Arizona, would threaten one of the most important remaining animal migration routes on the state’s southern border, according to a new report.

Candidate Trump Promised Oil Executives a Windfall. Now, They’re Getting It.

New tallies of the administration’s tax breaks and other incentives add up to tens of billions of dollars of benefits to the fossil fuel industry.

In a Reversal, Key Hurricane-Monitoring Data Will Stay Online

The Department of Defense said it no longer planned to shut down a program that makes satellite data publicly available to researchers and forecasters.

Trump’s E.U. Trade Deal Comes With Impossible Energy Promises

The European Union pledged to buy billions of dollars’ worth of energy resources from the United States. Experts say that’s unrealistic and could hurt Europe’s climate goals.

In Game-Changing Climate Rollback, E.P.A. Aims to Kill a Bedrock Scientific Finding

The proposal is President Trump’s most consequential step yet to derail federal climate efforts and appears to represent a shift toward outright denial of the scientific consensus.

These Companies Avoided Clean-Air Rules. It Took a Single Email.

Sites including at least 15 coal plants sought exemptions from environmental rules using a new Trump administration system to fast-track requests, documents show.

We Love Our Dogs and Cats. But Are They Bad for the Environment?

Some pets have wide-ranging effects on the planet. Here’s how to lessen them.

Controversial Interior Department Aide From DOGE to Leave Agency

Tyler Hassen, a former oil executive who had spent time on Elon Musk’s cost-cutting team, faced criticism because he had been given broad authority to make changes at the department.

U.S. and Mexico Sign Deal to Stop Sewage Release Into Tijuana River

The agreement addresses a longstanding problem that has sickened people in both countries.

Readers Sent Us Hundreds of Local Climate Solutions

As part of our 50 States, 50 Fixes series, more than 2,400 Times readers wrote in to tell us about climate action in their communities.

Where Do Untraceable Fishing Fleets Go?

Many ‘dark vessels’ fish illegally in oceans worldwide. New studies show how often they go into Marine Protected Areas.

As U.S. Retreats on Climate, China and Europe Pledge to Go Green Together

A joint statement promised new efforts to cut emissions at a time when China is positioning itself as the world’s one-stop shop for clean energy technologies.

For 1st Time, Fires Are Biggest Threat to Forests’ Climate-Fighting Superpower

Forests play a major role pulling planet-warming carbon dioxide out of the atmosphere. As the world heats up, some forests are becoming emitters in their own right.

E.P.A. Proposes Allowing Use of Dicamba Weedkiller on Some Crops

Last year, a federal court banned some uses of the herbicide, which can drift into fields and damage crops.

Joanna Macy, Who Found a Way to Transcend ‘Eco-Anxiety,’ Dies at 96

With books and workshops, she helped others deal with the stress caused by climate change, inspiring them to take action and not be paralyzed by despair.

Does the World Court’s Sweeping Climate Opinion Matter? Five Takeaways.

While the court doesn’t have enforcement mechanisms, it has a prominent voice, and its legal arguments could reverberate.

Energy Dept. Cancels Loan Commitment to Contested Transmission Project

The project, known as Grain Belt Express, had drawn fierce opposition from some landowners and Republican lawmakers.

Top U.N. Court Says Countries Must Act on Climate Change

The International Court of Justice called global warming an “urgent and existential threat” at a closely watched case in The Hague.

E.P.A. Is Said to Draft a Plan to End Its Ability to Fight Climate Change

According to two people familiar with the draft, it would eliminate the bedrock scientific finding that greenhouse-gas emissions threaten human life by dangerously warming the planet.

How Native Homes in New Mexico Are Tapping the Sun

An Indigenous-led nonprofit group is bringing solar power to Navajo Nation and the Hopi tribe, where about 15,000 households lack access to electricity.

Grizzlies Were Raiding Montana Farms. Then Came Some Formidable Dogs.

Bears have recently acquired a fondness for the good eating found around grain bins on Montana’s plains. That’s a big problem for humans and grizzlies alike.

North Carolina’s Bogs Have a Dirty Secret, and That’s a Good Thing

Peat bogs have huge potential to store planet-warming carbon. The ones in North Carolina just need some help to get healthy again.

In New Jersey, Benefits Bloom in Tiny Forests

A nonprofit planted five “microforests” to tackle environmental problems in Elizabeth, N.J. Scientists say they’re making a big difference.

Why This Pennsylvania City Put Its Streetlights on a Dimmer

After passing a Dark Sky ordinance to curb light pollution and save energy, Pittsburgh is installing adjustable streetlights.

Chinese Cars, Brazil Style

China wants to dominate the market for the cars of the future, and it has set its sights on Brazil’s giant auto market.

FEMA Urban Search and Rescue Chief Resigns, Citing Agency ‘Chaos’, Colleagues Said

Ken Pagurek had told colleagues the Trump administration was causing ‘chaos’ inside FEMA and creating dangerous delays in disaster response.

Trump Told Park Workers to Report Displays That ‘Disparage’ Americans. Here’s What They Flagged.

Descriptions and displays at scores of parks and historic sites have been flagged for review in connection with an executive order from President Trump.

U.S. Is Missing the Century’s ‘Greatest Economic Opportunity,’ U.N. Chief Says

In a speech on renewable energy, António Guterres cited “clear market distortion” in favor of fossil fuels by President Trump and others but called the transition to cleaner energy economically inevitable.

Climate Change Is Making Fire Weather Worse for World’s Forests

Forest fires are on the rise globally. An increase in severe fire weather is largely responsible.

Seabed-Mining Firm Faces Legal Questions Over Controversial Trump Policy

After Trump pledged to open international waters to mining, The Metals Company sought U.S. permits. But other countries are raising legal concerns.

Chinese Car Giants Rush Into Brazil With Dreams of Dominating a Continent

As the likes of Ford and Mercedes retreat, Great Wall Motor and BYD are building factories and bringing affordable EVs and hybrids to one of the world’s biggest markets.

How China is Dominating the Electric Car Market

Somini Sengupta, The Times’s international climate reporter, explains China’s auto ambitions in Brazil and the world.

An Ancient Law Could Shape the Modern Future of America’s Beaches. Here’s How.

The growing battle over how to manage sea level rise turns partly on a legal principle set down in Roman times.

E.P.A. Says It Will Eliminate Its Scientific Research Arm

The decision comes after a Supreme Court ruling allowing the Trump administration to slash the federal work force and dismantle agencies.

Interior Dept. to Put Wind and Solar Projects Through Stricter Political Review

Industry groups said the directive could create new delays and bottlenecks for renewable energy projects across the country.

E.P.A. Delays Required Cleanups of Toxic Coal Ash Landfills

President Trump also exempted some coal plants, chemical manufacturers and ore processing facilities from pollution rules for two years.

Heat Season Is Off to a Roaring Start

Temperatures are scorching, and they probably haven’t peaked yet.

With One Call, Trump Alters the Fate of a Contested Power Project

Grain Belt Express, a transmission line that would cross 800 miles of the Midwest, is at the center of a number of disputes.

After 7 Decades of Measurements From a Peak in Hawaii, Trump’s Budget Would End Them

Closing Mauna Loa and three other U.S. sites that track greenhouse gases would disrupt a decades-long record of the planet’s changing atmosphere.

The West’s Megadrought Might Not Let Up for Decades, Study Suggests

Clues from another dry spell 6,000 years ago are helping scientists understand what’s driving the latest one, and why it’s been so unrelenting.

How to Know Your Flood Risk

Climate change has made extreme rainfall more common and more intense. But many flood risk maps have yet to catch up.

How Can I Get Clean Energy Tax Breaks Before They Vanish?

There’s still time to claim credits that could save you thousands of dollars.

NASA Website Will Not Provide Previous National Climate Reports

An agency spokeswoman had initially stated that NASA would retain earlier assessments online for continuity.

Trump Is Gutting Weather Science and Reducing Disaster Response

As a warming planet delivers more extreme weather, experts warn that the Trump administration is dismantling the government’s disaster capabilities.

Around the World, Flash Flood Disasters Are the ‘Hardest Kind to Prevent’

Scholars and designers of early warning systems say that there are still huge gaps in our ability to predict flash floods and warn those at risk.

FEMA Didn’t Answer Thousands of Calls From Flood Survivors, Documents Show

Two days after deadly Texas floods, the agency struggled to answer calls from survivors because of call center contracts that weren’t extended.

Sierra Club’s Executive Director Is on Leave After a Rocky Tenure

Ben Jealous, who joined the environmental group in 2023, has clashed with some employees and the organization’s union.

In Flash Flood Hotspots, Many Federal Meteorologist Positions Remain Unfilled

An analysis of National Weather Service job vacancies found that in more than a third of offices overseeing flash flood hotspots, one or more of three senior leadership roles are open.

Trump May Not Be Done Overhauling Renewable Energy

Days after the passage of a sprawling domestic policy bill, the Trump administration announced moves that could further hamstring renewable energy.

No, Chemtrails Are Not Real or Causing Floods, E.P.A. Says

The agency took the unusual step of creating websites debunking the conspiracy theory that chemicals are being sprayed in the sky to control the weather or do other things.

These Toads Have Psychedelic Powers, but They’d Prefer to Keep It Quiet

New research suggests Sonoran Desert toads went into steep decline after stories of their mind-bending chemical properties began circulating among drug users.

Tons of Invisible Plastic Pieces Lurk in Ocean Water

A new study offers the first estimate of nanoplastic pollution in the ocean. There’s a lot.

Recipients of a U.S. Climate Science Fellowship Are Put on Unpaid Leave

Researchers in the NOAA program were furloughed because funds to pay them were not available.

Research Suggests Climate Change Added Excess Deaths in European Heat Wave

The rapid analysis by World Weather Attribution calculated that climate change might have tripled the death toll from the event.

In Flooded Texas, Questions About FEMA’s Role and Fate

President Trump wants to shutter the agency and shift responsibility and costs of emergency management to the states. In Texas, that process appears to already be underway.

Why the Texas Floods Were So Deadly

Scientists say a hotter planet is driving more intense storms. But experts say the U.S. is also not doing enough to adapt to increasingly intense floods.

Trump Hires Scientists Who Doubt the Consensus on Climate Change

The three scientists joined the administration after it dismissed hundreds of experts who were assessing how global warming is affecting the country.

Trump Wants to Kill a Chemical Safety Board. Chemical Makers Object.

The White House is planning to eliminate the board, a small agency that investigates chemical disasters to understand what went wrong.

Trump Administration, Reversing Itself, Won’t Rewrite a Ban on Asbestos

The about-face came after a public outcry over plans to reconsider Biden-era restrictions on the carcinogenic material.

New Analysis of New Orleans Highlights Sinking and Stable City Spots

A new study identified hot spots of sinking levees that will need to be prioritized for maintenance to withstand future storms and flooding.

As the World Warms, Extreme Rain Is Becoming Even More Extreme

Even in places, like Central Texas, with a long history of floods, human-caused warming is creating the conditions for more frequent and severe deluges.

Beyond the Light Show: The Effects of Fireworks on Animals and People

Firework displays can harm animals and create bursts of pollution with lingering effects, but there are ways to mitigate them.

The G.O.P. Policy Bill Would Shift U.S. Energy Policy

The sprawling bill would boost fossil fuels and end tax credits for wind, solar power and electric vehicles.

How the G.O.P. Bill Will Reshape America’s Energy Landscape

Here’s a rundown on the winners and losers in the legislation muscled through Congress.

Extreme Heat Shuts Down Some Nuclear Reactors in Europe

Power plant operators in Switzerland and France idled reactors so that discharged cooling water would not harm wildlife in already-hot rivers.

E.P.A. Suspends 144 Employees After They Signed a Letter Criticizing Trump

The letter had accused the Trump administration of politicizing, dismantling and sidelining the agency.

E.P.A. Employees Are Invited to Adopt Soon-to-Be Homeless Lab Rats

The agency is cutting animal testing of chemicals. Some scientists are concerned, but in the meantime the rats (and zebra fish) need new homes.

Methane-Tracking Satellite Is Lost, in a Blow to Climate Efforts

The spacecraft, MethaneSAT, was just a year into its mission to provide a clearer picture of planet-warming emissions from oil and gas sites.

A Power Line for Clean Energy Was in the Works. Now, an Investigation Looms.

The Grain Belt Express line, meant to carry electricity from wind farms across the Midwest, faces an inquiry from the Missouri attorney general.

Trump’s Policy Bill Could Put the U.S. Further Behind China

Republicans’ tax and policy bill could give China a bigger lead in the race to develop renewable energy technologies.

Democrats Bet Jobs in Red States Would Save Clean Power Projects. They Lost.

By ending tax credits for wind and solar power, Senate Republicans may have jeopardized billions in investments in their own districts.

National Climate Report Website Goes Dark

The federal website hosting five legislatively mandated reports stopped working Monday afternoon.

The U.S. Sends Lots of Plastic Trash Overseas. Malaysia Just Said No Thanks.

No country receives more discarded plastic from wealthy countries, but shipments from the United States are no longer welcome.

An Offhand Remark About Gold Bars, Secretly Recorded, Upended His Life

Brent Efron’s “boring” Tinder date wanted to hear all about his work at the Environmental Protection Agency, so Mr. Efron talked. If only he’d seen the hidden camera.

Near Antarctica, Saltier Seas Mean Less Ice, Study Finds

Briny warm water is mixing on the surface of the ocean, making sea ice melt faster, a new study found.

Data Crucial to Hurricane Forecasts Will Continue, but for One Month Only

U.S. officials said they would stop providing the satellite data online on July 31 rather at the end of June.

E.P.A. Workers Warn Trump Is Politicizing Their Work

In a public letter, employees of the Environmental Protection Agency accused the administration of engaging in unlawful partisan activity and endangering public health.

There’s a Race to Power the Future. China Is Pulling Away.

Beijing is selling clean energy to the world, Washington is pushing oil and gas. Both are driven by national security.

Do I Really Need an Air Purifier?

We asked the experts how to decide.

Surprise Tax in G.O.P. Bill Could Cripple Wind and Solar Power

Wind and solar companies were already bracing for Congress to end federal subsidies. But the Senate bill goes even further and penalizes those industries.

A Public Lands Sell-Off Is Struck From the G.O.P. Policy Bill

Senator Mike Lee, Republican of Utah, said he would withdraw his proposal after it faced intense intraparty opposition.

A Special ‘Climate’ Visa? People in Tuvalu Are Applying Fast.

Nearly half the citizens of the tiny Pacific Island nation have already applied in a lottery for Australian visas amid an existential threat from global warming and sea-level rise.

A Conservative’s Plan to Sell Public Lands Faces MAGA Pushback

They love hunting, fishing and conservatism. And they hate a plan by a conservative senator to sell millions of acres of public lands.

Critical Hurricane Monitoring Data Is Going Offline

The loss of access to the data could hamstring forecasters’ ability to track hurricanes and warn residents of their risk.

An Ode to Joy, in Climate Action

Climate change is often unrelentingly grim. But some activists argue that joyful climate action can change minds.

The World Is Warming Up. And It’s Happening Faster.

Human-caused global warming has been increasing faster and faster since the 1970s.

Republicans Propose a New Way to Scrap Fuel Economy Rules: No Fines

For 50 years, automakers have had to increase the fuel efficiency of their vehicles or pay fines. The Republican megabill would set those penalties to $0.

The Volunteer Groups Preparing for a Post-FEMA World

As the Trump administration threatens to dismantle FEMA, military veterans and other volunteers are preparing to take a bigger role in disaster relief. Emily Cochrane traveled to Kentucky days after a deadly tornado to see what storm recovery could look like without federal support.

How West Virginia Is Pulling Pollution, and Rare Earths, Out of Its Streams

Abandoned coal mines had left waterways acidic and rusty orange. Local residents are cleaning them up, and recovering valuable minerals in the process.

Inside a Last-Ditch Battle to Save (or Kill) Clean-Energy Tax Credits

Supporters of tax breaks for wind and solar are fighting to retain them in the G.O.P. tax bill. They’re facing a conservative effort to kill them entirely.

Trump’s OSHA Nominee Has a History With Heat and UPS Drivers

David Keeling would take over the workplace-safety agency just as it is considering rules to protect against extreme heat. His former employers, UPS and Amazon, have opposed the rules.

This Vermont Soccer Team Plays for the Planet

The Vermont Green Football Club champions environmental work and draws sold-out crowds, with the help of free ice cream.

In Alabama, a Social Media Influencer Really Gets Wild

Kyle Lybarger built a loyal following online by talking about native plants and why biodiversity matters.

How Heat Waves Can Worsen Air Quality

Scientists are increasingly concerned about the ways extreme heat and air pollution are linked.

Extreme Heat Is Exacerbating Air Pollution, a ‘Double Whammy’ for Health

Extreme heat is making air pollution worse, scientists say. And President Trump’s regulatory rollbacks could drive air pollution even higher.

Trump Administration to End Protections for 58 Million Acres of National Forests

Agriculture Secretary Brooke Rollins said the Clinton-era rule barring road construction and logging was outdated and “absurd.”

Oil Companies Fight Climate Lawsuits by Citing Free Speech

The firms say their First Amendment rights are being violated when cities and states sue and accuse them of spreading misinformation about climate change.

War, Inflation and Now Drought Are Hitting Global Food Supplies

Staples including wheat, beef and coffee are all being affected by the lack of rainfall. In some cases, prices are climbing to record highs.

Repeal of Clean Energy Law Will Mean a Hotter Planet, Scientists Warn

Republicans plan to terminate billions of dollars in clean energy tax credits. Experts say that will mean more greenhouse gas emissions and more dangerous heat.

There Might Not Be a Map for That: Budget Cuts Threaten Geological Surveys

Nearly two dozen state geological surveys depend heavily on federal funds. A proposed budget cut could slow or stop key geologic mapping work.

Why Higher Oil Prices May Not Change U.S. Energy Policy

The energy crisis of the 1970s suggests that higher oil prices are unlikely to significantly shift U.S. energy policy away from fossil fuels.

Banning Plastic Bags Works to Limit Shoreline Litter, Study Finds

Using crowdsourced data from shore cleanups, researchers found that areas that enacted plastic bag bans or fees had fewer bags littering their lakes, rivers and beaches than those without them.

Can You Choose an A.I. Model That Harms the Planet Less?

When it comes to artificial intelligence, more intensive computing uses more energy, producing more greenhouse gases.

Elon Musk’s A.I. Company Faces Lawsuit Over Gas-Burning Turbines

The company, xAI, has installed several dozen turbines in Memphis without proper permits, the group said, polluting a nearby community.

Senate Republicans Decline to Save Clean Energy Tax Credits

If enacted, Republicans’ draft legislation would mean that President Biden’s signature climate legislation would effectively be neutered.

Is Fake Grass Safe? A Manufacturer Sues to Stop a Discussion.

Four experts were sued for defamation ahead of a seminar where they planned to talk about research into the potential health risks on playgrounds and sports fields nationwide.

Many Hoped Senate Republicans Would Save Clean Energy. They Mostly Didn’t.

A Senate tax package softens some blows imposed on renewables by a House version of the bill. But it still terminates many credits for clean power.

Pangolins Should Receive Endangered Protections, U.S. Officials Say

The armored mammals are trafficked for their scales and meat.

Will Trump End the First Federal Heat Protections for Workers?

As workplace deaths from heat increase, OSHA is debating the future of the first federal rules to protect workers from extreme heat.

At U.N. Conference, Countries Inch Toward Ocean Protection Goal

More than 20 new marine protected areas in coastal waters were announced at the third U.N. ocean conference this week. Experts say thousands more are needed.

National Parks Are Told to Delete Content That ‘Disparages Americans’

Internal documents reviewed by The New York Times say that “negative” information at parks and other national site must be removed or covered by Sept. 17.

How Is Extreme Heat Affecting Air Travel?

Hot weather influences aircraft performance. We asked experts what it means for safety.

Study Shows Mercury Levels in Arctic Wildlife Could Rise for Centuries

Even as global emissions plateau, new research shows that wildlife in the Arctic is exposed to rising levels, posing a risk to those who eat it.

Head of FEMA Command Center Quits After Trump Says He’ll Phase Out the Agency

The official, Jeremy Greenberg, was in charge of coordinating the national response to major disasters.

Soaring Temperatures Threaten Crops, So Scientists Are Looking to Alter the Plants

Genetically altering crops may be key to helping them adapt to extreme temperatures. But shrinking funds and social acceptance stand in the way.

A Scandal-Plagued Meatpacking Giant Comes to the U.S. Stock Market

JBS, the biggest meatpacker in the world, is set to go public on the New York Stock Exchange this week.

A G.O.P. Plan to Sell Public Land Is Back. This Time, It’s Millions of Acres.

Senate Republicans want to sell the land to build more housing in the West, but the idea is contentious even within their own party.

Submarines Are Hard to Detect. Climate Change Might Make It Even Harder.

Sound is the primary means of tracking subs in vast ocean expanses, and research shows that it’s behaving differently as the seas warm.

E.P.A. Axes Biden’s Climate and Pollution Limits on Power Plants

Lee Zeldin, the E.P.A. administrator, said erasing regulations would produce jobs and lower electricity costs. He called efforts to fight climate change “a cult.”

World Bank Ends Its Ban on Funding Nuclear Power Projects

The decision, a major reversal, could help poorer nations industrialize, cut planet-warming emissions and boost U.S. competitiveness on next-generation reactors.

Why Rooftop Solar Could Crash Under the G.O.P. Tax Bill

Federal tax breaks have fueled a boom. The House bill would end that immediately.

Carbon Capture Comes Back Down to Earth

Billions have been invested in technologies to remove carbon dioxide from the sky in recent years. But Trump’s policies have clouded the outlook.

Document Shows E.P.A. Plans to Loosen Limits on Mercury From Power Plants

The agency plans to weaken limits on toxic emissions from power plants while also scrapping restrictions on planet-warming greenhouse gases.

BlackRock Is Accused of a Plot Against Coal. The Firm Says That’s ‘Absurd.’

An unusual lawsuit in Texas claims investment firms illegally conspired to fight climate change. On Monday, a judge heard arguments to dismiss the case.

See How Marine Heat Waves Are Spreading Across the Globe

Sea surface temperatures in 2024 broke records and about a quarter of the world’s oceans are experiencing temperatures that qualify as a marine heat wave.

In Georgia, Republicans Vote to Kill Green Jobs but Face Little Fallout

In Cedartown, Ga., a solar recycling company’s plan to hire 1,200 people could be upended by Republicans in Congress.

Trump Approves Expansion of Scandal-Hit Coal Mine

Environmental groups had opposed expanding a Montana mine previously caught up in allegations of cocaine trafficking and the faked kidnapping of an executive.

Coal and Gas Plants Were Closing. Then Trump Ordered Them to Keep Running.

The grid operators that draw power from the plants said they never asked for them to remain open, and consumers may have to absorb extra costs.

How Trump Is Changing FEMA as Hurricane Season Begins

As President Trump remakes the agency, former officials say the changes could leave states without key federal support after disasters.

There’s an Effective Way to Deter Rhino Poachers, a New Study Finds

Poaching rates dropped by more than half in African reserves where veterinarians removed the animals’ horns, which are in high demand in some parts of Asia.

It’s Not Just Poor Rains Causing Drought. The Atmosphere Is ‘Thirstier.’

Higher temperatures caused by climate change are driving complex processes that make droughts bigger and more severe, new research shows.

Electricity Prices Are Surging. The G.O.P. Megabill Could Push Them Higher.

The combination of a data center boom, rising gas exports and cuts to clean energy tax breaks could spike American energy bills, analysts say.

Trump’s Pick to Run the Forest Service Has a History With the Agency

Michael Boren, a tech company founder, has clashed with the agency for years over land he owns in Idaho.

The White House Gutted Science Funding. Now It Wants to ‘Correct’ Research.

Thousands of scientists, academics, physicians and researchers have responded to the administration’s executive order about “restoring a gold standard for science.”

He Built an Airstrip on Protected Land. Now He’s in Line to Lead the Forest Service.

Michael Boren, nominated by President Trump, is accused of threatening trail workers with a helicopter, building an airstrip without a permit and putting a cabin on federal property.

Trump Administration to Open Alaska Wilderness to Drilling and Mining

The Interior Department plans to repeal Biden-era protections across the state’s ecologically sensitive North Slope.

Which Cooking Oil Should I Use?

When it comes to climate and the environment, some oils are a cut above. Here’s what to know.

Climate Scientists Join 100-Hour Livestream to Protest Trump’s Cuts

The livestream featuring hundreds of meteorologists and climate scientists began on May 28 and is scheduled to run through June 1, the first day of the Atlantic hurricane season.

Trump’s Proposed Budget Would Cut a Major Ecology Program

From bee science to understanding the impact of a warming world on plant life, here’s what the Ecosystems Mission Area does.

A Court Debates Whether a Climate Lawsuit Threatens National Security

The judge asked lawyers how a suit by Charleston, S.C., claiming oil companies misled people about climate risks, might be affected by a Trump executive order blasting cases like these.

Alarmed by Trump Cuts, Scientists Are Talking Science. For 100 Hours.

Meteorologists and climate researchers aim to run a livestream for 100 hours in protest of the Trump administration’s cuts to weather and climate research.

Energy Dept. Cancels $3.7 Billion for New Technologies to Lower Emissions

The 24 awards would have gone to a range of companies trying in novel ways to reduce the pollution that is heating the planet.

The Growing Legal Battle Over Climate Change

Oil and gas companies are facing a wave of new lawsuits over their role in global warming.

Some Glaciers Will Vanish No Matter What, Study Finds

Glacial ice will melt for centuries even if global temperatures stop rising now, according to new research.

Oil Companies Are Sued Over Death of Woman in 2021 Heat Wave

Experts said it is the first wrongful death case targeting fossil fuel companies over their role in global warming.

Youth Climate Activists Sue Trump Administration Over Executive Orders

The complaint argues that orders aimed at increasing American fossil fuel production infringe on the fundamental rights of young people.