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Study: Andes Faces Water Woes

Residents of the Central Andes mountains in Peru and Bolivia, already short of water, could see rainfall decline by up to 30 percent by the end of the century, a new Swiss study said. Even the next 20 years could see a noticeable drop in rainfall, with potentially dangerous effects on farmers and poor consumers, as drinking water could become more expensive in a region where life is already a struggle for many. University of Zurich scientists and South American researchers compared...

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