California’s Drought: Is It Global Warming?

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The Uvas Reservoir north of Gilroy stood at less than 4 percent of its total capacity in early December. Creative Commons image by Flickr user Ian Abbott

By Craig Miller, KQED Science/KQED News Fix

Federal climate scientists say that California’s drought, now in its fourth year, is not likely the product of human-induced global warming.

A new report, based on seven models that ran 160 “reenactments” of the last three years, concludes that “perhaps about two-thirds of the precipitation deficits” of the last three years have been the product of various convergent factors, including “a randomness of the atmosphere,” says Marty Hoerling, a climate scientist at the National Oceanic and Atmospheric Administration‘s Earth System Research Laboratory and one of the study’s co-authors.

Read the complete story at KQED Science/KQED News Fix. 

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