WALNUT CREEK, CA - APRIL 07: Water from sprinklers pools on a path next to a lawn on April 7, 2015 in Walnut Creek, California. As California enters its fourth year of severe drought, EBMUD and water districts throughout the state are assisting customers with finding ways to reduce water use at their homes. California residents are facing a mandatory 25 percent reduction in water use. (Photo by Justin Sullivan/Getty Images)
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Getty Images News Justin Sullivan