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Northern California's Folsom Lake, above, on Jan. 16, 2014.

The reservoir, 25 miles northeast of Sacramento, has shrunk from 97 percent capacity in 2011, to just 17 percent capacity this past January, according to a news release from the California Department of Water Resources (DWR).

NASA is combining forces with DWR to combat and understand future droughts.

Northern California's Folsom Lake on July 20, 2011.California Department of Water Resources