Less than a month after four towering dams on the Klamath River were demolished, hundreds of salmon made it into waters they ...

The primary focus of international climate negotiations this week in Baku, Azerbaijan, is how to pay for the costs of cutting ...

MANAUS, Brazil — President-elect Donald Trump has vowed to roll back President Biden's clean energy incentives when he takes office in January. But on Sunday, Biden used a trip to the Amazon to ...