The Salton Sea, California's largest lake, is failing east of Palm Springs. New federal worries are making things worse.

Greenlanders are increasingly worried that their homeland has become a pawn in the competition between the U.S., Russia and ...

Dozens of companies and academic groups are pitching the same theory: that sinking rocks, nutrients, crop waste or seaweed in ...

State officials have wrestled with the sea’s deteriorating condition as its water becomes fouler and its footprint shrinks, ...