Energy/Environment Earthquakes: Could farming in the San Joaquin 'un-clamp' the San Andreas? (+video)

Pumping groundwater from beneath the San Joaquin Valley has lifted billions of tons of weight off the Earth's crust there, potentially easing stresses that keep the San Andreas from slipping, a study suggests.

By , Staff writer

Tony Avelar / The Christian Science Monitor / File

Groundwater drawn from beneath California's San Joaquin Valley may have helped keep your grocery store stocked with fruits, nuts, and vegetables, but the water's loss also may be contributing to the risk of earthquakes along the central San Andreas fault.