Drought conditions are so bad, fish hatcheries are trucking their salmon to the ocean and ranchers are worried about having enough water for their livestock.

Installing solar panels over California's 4,000 miles of canals could generate less expensive, renewable energy, save water, fight climate change – and offer a solution for the thirsty American West.

Tracking species over their lifetimes can reveal their climate adaptation secrets.

Average temperatures have increased, annual rainfall has decreased, and droughts have become more variable in the American West over the last 50 years.

Stenophylla's black cherries have brightened prospects for a coffee supply that can withstand rising disease, pests and droughts.

The Supreme Court recently dealt defeat to Florida in its 20-year legal battle with Georgia over river water. Other interstate water contests loom, but there are no sure winners in these lawsuits.

With fewer people commuting, home water use changed radically overnight in March 2020.

With fewer people commuting, home water use changed radically overnight in March 2020.

The onset of the rainy season can affect food insecurity in sub-Saharan Africa as much as the amount of rain farmers receive overall, a new study shows.

Trees may be more resilient to future dry spells than scientists first thought.