February 8, 2013

Fallout of valley irrigation studied

Water diverted to Central Valley farms boosts rainfall in nearby states and may exacerbate periodic flooding in some regions, a study suggests. The phenomenon may be happening elsewhere in the world, as well. The valley -- where farmers raise more than 200 crops, including apricots, asparagus, cotton and grapes -- is one of the largest irrigated regions in the world.

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