Donald Trump says the U.S. needs control of Greenland and the Panama Canal "for national security." Here's why both places are so important.

President Joe Biden announced on Monday action to protect the entire U.S. East coast, eastern Gulf of Mexico, and the Pacific ...

President Joe Biden will prohibit future oil and gas leasing across large swaths of the Atlantic, Pacific, eastern Gulf of ...

Due to this phenomenon, the Pacific Ocean basin is currently shrinking by about 2.5 cm (1 in) per year on three sides, ...

President Joe Biden on Monday announced an executive action that will permanently ban future offshore oil and gas development ...

President Joe Biden is set to ban new offshore oil and gas development across 625 million acres (250 million hectares) of U.S ...

Trump wants to "drill, baby, drill," but undoing Biden's offshore ban will likely require congressional action, and the politics of coastal drilling is complex.

A garbage island made of 1.8 trillion pieces of plastic spread across nearly 618,000 square miles and weighing 100,000 tonnes ...

The ban affects the entire Eastern Seaboard, the Pacific Coast along California, Oregon and Washington, the eastern Gulf of ...

Cleaner global shipping, El Niño and a subsea volcano have all been implicated, as scientists rush to understand ...

Biden's last-minute actions could be difficult for President-elect Trump to unwind, since they would likely require an act of ...