NYTimes - Environment

A regulatory filing explains just how much it costs to keep an aging coal plant open under the Trump administration’s orders.

The agency also said it would delay the implementation of an air pollution rule for cars and trucks by two years.

Costs have been mounting in the year since the Trump administration began directing aging coal plants to stay open.

Pictures and striking scenes from the making of perhaps the world’s most celebrated naturalist.

Stardust Solutions says its tiny spheres can reflect the sun’s rays without harming people or the environment. Critics say private companies have no business altering Earth’s atmosphere.

Electric vehicle sales have soared in Europe and much of the rest of the world, but Americans are still hesitant.

Large fires, fueled by a record breaking drought, have been destroying homes and timber plantations in Southeastern states.

Rather than pleas to save the planet, the billionaire, a Democrat is pushing a message of affordability in his campaign to become California’s governor.

President Trump said he would like to suspend the 18.4-cent-a-gallon tax, but it’s a move that may save drivers only a few dollars a month.

Lithuanian officials hope restored peat bogs can reinforce the border in addition to locking away planet-warming carbon.

After a warm winter that brought more rain than snow, the state’s snowpack was the lowest it has ever been.

When researchers used GPS devices to monitor the nests of Hawaiian honeycreepers, they found dozens of cases of brazen avian burglary.

Near Hudson, N.Y., a Princeton University team erected a cottage made from the agricultural byproduct, which they said is more sustainable than bricks or concrete.

The Biden-era measure was intended to protect millions of acres from industrial development and the effects of climate change.

President Trump chose Cameron Hamilton to direct federal disaster response. As acting head of FEMA last year, he had opposed abolishing the agency and was ousted.

Coal-burning power plants released more mercury last year, according to an analysis by The Times. It reverses a downward trend of emissions of a metal that interferes with brain development.

Ten people. Eight weeks. Three thousand feet to pierce a fast-melting Antarctic glacier.

In an unusual move, a North Dakota court said Greenpeace International shouldn’t be allowed to pursue a lawsuit in Europe, where it is based, against the company.

The slick, captured in satellite images near Kharg Island in the Persian Gulf, has raised concerns about the condition of Iran’s oil infrastructure.

Kirsten Beyer was assessing the benefits of improving school playgrounds in Milwaukee. Then her E.P.A. grant was canceled.