At least 15 coal-fired plants are being kept online to power artificial intelligence as the administration rolls back ...

The Europeans took a stand but struggled to build a coalition to push for more climate action at this year’s U.N. summit.

The Trump administration has made it tougher for local regulators to reduce truck emissions. Some see warehouse rules as a work-around.

Delegates from nearly 200 nations — not including the U.S. — showed they could make some progress. But they deferred the ...

Nearly two weeks of talks in the Amazon ended with commitments to do more, but no firm movement on the most divisive issues — ...

The final text of a proposed deal would be a disappointment for European countries and low-lying Pacific island nations.

The Energy secretary has reshaped the department to promote fossil fuels, nuclear power and critical minerals.

The Trump administration taking stakes in private mineral producers is facing bipartisan pushback on Capitol Hill.

The Trump administration kept parks open during the six weeks of the government shutdown, spending down fee reserves.

By faulting pollution floating in from across international borders, the city could sidestep requirements to cut smog-forming ...

The agency said the product, which includes “forever chemical” components, is safe if used according to label restrictions.

The administration has yet to convince Exelon, Duke Energy and other major utilities to commit to building large reactors ...