NYTimes - Environment

Renewable energy is cheaper to run than fossil fuels, especially with war choking oil supply. But it hasn’t turned out that way for some European countries, and the reason is complex.

Many blue states are rethinking ambitious strategies to cut emissions as they struggle with rising electricity costs and new hurdles for renewable energy.

The German carmaker is the latest to scale back plans for electric vehicles in favor of gasoline models.

Lee Zeldin, the E.P.A. administrator, said the changes would help U.S. “energy dominance.” Environmentalists said they threaten drinking water.

A conference of climate change deniers, a warning about the world’s largest penguin species, record low snowpack in the West, plus more climate news.

Populations are declining as climate change causes the sea ice the birds need for survival to retreat, according to researchers.

A conference near the White House drew hundreds of people who reject the scientific consensus on climate change. The mood was triumphant.

Vietnam, the world’s No. 2 rice exporter, cut production as power prices surged. Even with a temporary cease-fire in Iran, worries linger over the world’s food supply.

Proponents of renewable power will control the Phoenix area utility’s policymaking for the first time after they won an unusually contentious race that drew attention from national groups.

Avalanche rescue dogs are essential tools for ski patrollers searching for people buried in the snow, and these special companions start their training young.

A record-mild winter and blistering spring heat will mean higher risks of water shortages and wildfires in the months ahead.

The vast majority of commercial trucks in the U.S. run on diesel, but that may be changing as fuel prices rise and Tesla ramps up production.

Both the U.S. and Iran are now talking about imposing fees on ships using the vital passageway. That could fray a treaty that ended centuries of lawlessness on the high seas.

The move drew praise from leaders of the Make America Healthy Again movement who had recently criticized the agency’s handling of toxic chemicals.

Some environmentalists question using plastic to address rising temperatures.

Prosecutors say Amit Forlit ran a global hacking operation on behalf of a Washington lobbying group that aimed to thwart environmental lawsuits against oil companies.

Utah passed a law to insulate oil companies against efforts to make them pay for their role in global warming. A nationwide version is in the works.

Scientists say their work on fires and climate change could be lost as the agency moves its headquarters to Utah from Washington and shuts 57 research stations.

The change follows weeks of complaints from a grandson of the Reese’s Peanut Butter Cup inventor and other vocal consumers.

Efforts to study, prepare for and address climate change have taken a major hit. But a few programs are hanging on thanks to bipartisan support.