BRAD PLUMER

The drop was big, but emissions would need to fall three times as fast for the rest of the decade if the country wants to...

Experts had warned that efforts to build a vast new hydrogen industry could inadvertently worsen global warming. New rules aim to avoid that.

Nearly 200 nations convened by the United Nations approved a plan to ramp up renewable energy and transition away from coal, oil and gas.

There’s a lot more work to do to keep global temperatures at relatively safe levels, according to a U.N. report issued in advance of global...

The technique is expensive but it could help fight climate change. Backers hope fast growth can bring down costs.

The decision comes as other projects to build wind farms along the Atlantic Coast have run into trouble.

America’s electric grids may need to expand by two-thirds by 2035 to handle future growth in clean energy, the agency said. The nation isn’t on...

The prediction, which has stirred controversy among oil producers, is a sign of a sweeping transformation in the global energy landscape.

Clean hydrogen could help fight climate change, but it barely exists today. Now the administration wants to build an entire industry from scratch.

Despite the rapid growth of electric vehicles and solar power, other efforts to tackle warming are lagging, according to the International Energy Agency.