Humans use a lot of fresh water -- and a lot of it is evaporating. Continue reading →
One of the world's most precious resources is being used up more rapidly than it can be replaced. Continue reading →
Tree rings suggest that California's dwindling snowpack is truly epic.
Only about a quarter of precipitation ends up in the oceans. Where does the rest go? Continue reading →
An engine powered by evaporation is made from bacterial spores that can lift more than 50 times their own weight.
Low-cost design could help farmers in Ethiopia maintain self-sufficient agriculture.
Artists will overlay the path of hidden creeks and arroyos on San Francisco's city streets, in a nod to waterways that used to run through nearly every valley in the city.
About 96 percent of the four-lake water complex that feeds Metropolitan Sao Paulo, home to 20 million, has been used up.
+ Load More