While Mexico searches for untapped aquifers, the US government allows companies to pollute potential sources of fresh water.
As foreign investors eye their public utilities, water workers scramble to create cooperatives.
Water scarcity and local action in the pueblos jóvenes of Peru.
Even as water grows more precious, the Environmental Protection Agency has permitted oil and gas, mining and other industries to contaminate aquifers in more than 1,500 places.
How did New York City manage to control pollution in its water supply on the cheap?
The World Water Forum in Marseille sets the stage for important talks at Rio environment conference.