Checking agricultural water levels from space

Outlet: CBS Interactive Inc

December 15, 2010

Watching crop circles from space, geophysicists suggest, might help manage scarce water sources. By crop circles, I mean crops cultivated in neat, irrigated circles. Researchers from Stanford University discussed at an American Geophysical Union meeting Monday how gauging groundwater levels via InSAR satellites (interferometric synthetic aperture radar) could complement or substitute for data taken from aquifer wells…

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