The Western U.S. is no stranger to droughts. But this year's is one of the worst yet. Here's a historical look at U.S. droughts since 1999.
The average oil or gas well uses at least 20x more water than it did in 2008, and water scarcity is a problem the industry will...
The World Risk Index ranks 171 countries by the risk of natural disaster. Here's the riskiest places to live in the world.
Of 167 countries examined in a report by the World Resources Institute, there are 33 that expect to have extremely high water stress by 2040.