Energy and Environment

The birds were accidentally poisoned in India. New research on what happened next shows how wildlife collapse can be deadly for people.

By Catrin Einhorn

They can be, but it depends on your driving habits. We break it down for you.

By Jack Ewing

The city’s expanded low-emissions zone, which was politically fraught, has cut emissions that contribute to health problems like asthma, new numbers show.

By Somini Sengupta

Online sales appear to be compounding threats from climate change and habitat loss, according to new research.

By Rachel Nuwer

The government said it would phase out its purchases of single-use plastics, a significant step because it is the biggest buyer of consumer goods in the world.

By Hiroko Tabuchi

It’s unclear why a blade from one of the Vineyard Wind turbines broke into pieces, which are washing up on Nantucket beaches.

By Brad Plumer

Several speakers focused on the sharp rise in gas and electricity prices under President Biden. We scrutinized their statements.

By Brad Plumer and Lisa Friedman

If Donald Trump returns to the White House, he would likely face fewer legal and bureaucratic obstacles to dramatically remake the E.P.A.

By Brad Plumer and Lisa Friedman

High prices and growing demand have helped U.S. oil producers take in record profits despite global efforts to spur greater use of renewable energy and electric cars.

By Rebecca F. Elliott and Desiree Rios

He once said society had a climate problem but changed his position sharply while seeking Donald Trump’s endorsement in his Senate race.

By Lisa Friedman

Conventional toilet paper has a big environmental impact. We’ve got the lowdown on alternatives, from bamboo tissue to bidets.

By Elizabeth Anne Brown

The company will spend $242 million to resolve allegations that it released methane, a greenhouse gas, and other pollutants in North Dakota.

By Rebecca F. Elliott

Amid soaring temperatures, hundreds of activists are staging boisterous blockades and solemn marches at banks and insurers that support fossil fuel projects.

By Somini Sengupta and Cara Buckley

The deposit, in Zambia, could make billions for Silicon Valley, provide minerals for the energy transition and help the United States in its rivalry with China.

By Max Bearak

The company said it effectively got all of the electricity it used last year from sources that did not produce greenhouse gas emissions. Some experts have faulted the company’s calculations.

By Ivan Penn and Eli Tan

Climate change is driving rates higher, but not always in areas with the greatest risk.

By Christopher Flavelle and Mira Rojanasakul

A New York Times investigation found that Elon Musk exploited federal agencies’ competing missions to achieve his goals for space travel.

By Eric Lipton and Meridith Kohut

Both have gotten caught up in fights over plastic packaging. When Costco recently tried to trim its plastic use by selling rotisserie chickens in bags, some shoppers disapproved.

By Hiroko Tabuchi

A new analysis shows increasing frequency and intensity of hurricanes could cause more devastating interruptions to the power grid.

By Austyn Gaffney

An election over the future of a United Nations-affiliated organization could determine whether the Pacific Ocean floor will soon be mined for metals used in electric vehicles.

By Eric Lipton

Five bulls from the area around a Kenyan wildlife reserve have been shot and killed in Tanzania in recent months. The countries have very different conservation strategies.

By Shola Lawal

Four cases backed by conservative activists in recent years have combined to diminish the power of the Environmental Protection Agency.

By Coral Davenport

A foundational 1984 decision had required courts to defer to agencies’ reasonable interpretations of ambiguous statutes, underpinning regulations on health care, safety and the environment.

By Adam Liptak

Half of the water flowing through regional river basins starts in so-called ephemeral streams. Last year, the Supreme Court curtailed federal protections for these waterways.

By Brad Plumer

VW and Rivian, a maker of electric trucks that has struggled to increase sales and break even, will work together on software and other technologies.

By Jack Ewing

As temperatures soar around the world, practical experiments are emerging to protect people.

By Somini Sengupta

In heat waves, chemicals like formaldehyde and ozone can form more readily in the air, according to researchers driving mobile labs in New York City this week.

By Hiroko Tabuchi

People all over the world are facing severe heat, floods and fire, aggravated by the use of fossil fuels. The year isn’t halfway done.

By Somini Sengupta

They’ll be replaced in North America with paper packing, eliminating some 15 billion pillows a year. Plastic film is a major pollutant.

By Hiroko Tabuchi

Macaques, reeling from a hurricane, learned by necessity to get along, a study found. It’s one of the first to suggest that animals can adapt to environmental upheaval with social changes.

By Rachel Nuwer

Agricultural insecticides were a key factor, according to a study focused on the Midwest, though researchers emphasized the importance of climate change and habitat loss.

By Catrin Einhorn

Portfolio managers have conflicting incentives as the economic and financial risks from climate change become more apparent but remain imprecise.

By Lydia DePillis

The labor and environmental groups are pushing the change so relief funds can be used in more situations.

By Manuela Andreoni

One group in Hudson Bay might have roughly a decade left because sea ice is becoming too thin to support them as they hunt, according to new research.

By Austyn Gaffney

The government will look at ways to extend the shelf life of foods and to create more composting and other facilities, as well as urge companies to donate more food.

By Somini Sengupta

Work is starting in Wyoming coal country on a new type of reactor. Its main backer, Bill Gates, says he’s in it for the emissions-free electricity.

By Brad Plumer and Benjamin Rasmussen

Industry groups said the E.P.A. had exceeded its authority in requiring the drinking-water cleanup. The chemicals, known as PFAS, are linked to cancer and health risks.

By Hiroko Tabuchi

After years of political consensus on the transition to cleaner energy, a ‘greenlash’ began bubbling up as prices rose and right-wing candidates gained ground.

By Somini Sengupta

Officials in Oregon say they need to cut trees, including some healthy ones. The reaction shows how complex land management has become as forest health declines.

By Anna Kramer

Automakers are exploring energy storage as a way to help utilities and save customers money, turning an expensive component into an industry asset.

By Jack Ewing

His comments came as the world body’s weather agency said it expected Earth to soon surpass the record high temperatures experienced in 2023.

By Raymond Zhong

The City Council in Alameda, Calif., voted to stop tests of a device that could one day cool the Earth. Scientists and city staff had previously concluded the tests posed no risk.

By Soumya Karlamangla and Christopher Flavelle

Farmers have repeatedly protested over grievances tied to global warming, a major political and economic test given the importance of India’s rural economy.

By Somini Sengupta

The country’s south received three months’ rain in two weeks. Global warming has made such deluges twice as likely as before, scientists said.

By Raymond Zhong and Manuela Andreoni

Meet the “bucket of doom” and other methods to manage mosquitoes and ticks.

By Catrin Einhorn

Lower-than-normal rain and snow have reduced Canada’s hydropower production, raising worries in the industry about the effects of climate change.

By Ivan Penn and Ruth Fremson

Hurdles remain as Chevron and Exxon Mobil wage a legal battle over Hess’s stake in a lucrative oil project in Guyana.

By Rebecca F. Elliott

At an industry presentation about dangerous “forever chemicals,” lawyers predicted a wave of lawsuits that could dwarf asbestos litigation, audio from the event revealed.

By Hiroko Tabuchi

The new principles aim to define ‘high-integrity’ offsets amid concerns that current practices often don’t cut greenhouse gas emissions as claimed.

By Brad Plumer

Since last May, the average person experienced 26 more days of abnormal warmth than they would have without global warming, a new analysis found.

By Raymond Zhong

Heat and drought are taking a toll on the tiny soil creatures that help to lock away planet-warming carbon, according to a new analysis.

By Sofia Quaglia

Students, nonprofit groups and others are fund-raising to cap highly polluting oil and gas wells abandoned by industry.

By Delger Erdenesanaa

The damage was unusual, experts say, because turbines are built to withstand extreme weather. Iowa is a wind powerhouse, with thousands of turbines.

By Christopher Flavelle

The sale, which was mandated by Congress, is timed to the summer driving season but unlikely to have more than a modest effect on gasoline prices.

By Zach Montague

Technically, it exists. But here’s what to think about when shopping.

By Hiroko Tabuchi

Scientists say storms like those that battered Houston could become more intense as the planet warms, though pinning down trends is still challenging.

By Raymond Zhong

Scientists in the United States are reporting “unprecedented patterns” of surface warming, an ominous sign for coral.

By Catrin Einhorn

Scientists used tree rings to compare last year’s extreme heat with temperatures over the past two millenniums.

By Delger Erdenesanaa

The Federal Energy Regulatory Commission approved the biggest changes in more than a decade to the way U.S. power lines are planned and funded.

By Brad Plumer

Electrical utilities said they weathered earlier conditions as persistent geomagnetic storms were expected to cause another light show in evening skies.

By Katrina Miller, Ivan Penn and Emmett Lindner

Officials said the decision would lower bills and encourage people to use cars and appliances that did not use fossil fuels, but some experts said it would discourage energy efficiency.

By Ivan Penn

Asbestos, “forever” chemicals, E.V.s and endangered species. Here’s what 10 new rules cover, and why the administration has been churning them out.

By Coral Davenport

Beijing’s dominance raises economic and security concerns, and tensions will be high as top climate diplomats meet this week.

By Somini Sengupta

They’re delivering solar power after dark in California and helping to stabilize grids in other states. And the technology is expanding rapidly.

By Brad Plumer and Nadja Popovich

A lot of them don’t work and some might even be harmful. But there are things you can do if you really have to fly.

By Susan Shain

The automaker led by Elon Musk is no longer planning to take the lead in expanding the number of places to fuel electric vehicles. It’s not clear how quickly other companies will fill the gap.

By Jack Ewing and Ivan Penn

Gas-burning ranges, a significant contributor to indoor pollution, can produce and spread particularly high levels of some pollutants in smaller spaces.

By Hiroko Tabuchi

Three long-running satellites will soon be switched off, forcing scientists to figure out how to adjust their views of our changing planet.

By Raymond Zhong

Shell and others say they plan to drill for oil and gas in the Gulf of Mexico in part because doing so releases fewer greenhouse gases than drilling on land.

By Ivan Penn

The Federal Trade Commission will bar Pioneer’s chief executive, Scott Sheffield, from joining Exxon’s board, saying he colluded with OPEC to reduce oil production.

By Clifford Krauss