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San Joaquin Valley Summary

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According to this article, the California Department of Water Resources released a new NASA report showing land in the San Joaquin Valley sinking rapidly, nearly 2 inches per month in some locations. Sinking land, also known as subsidence, is due to excessive ground water pumping during drought conditions and has occurred in California for decades. To obtain this data NASA compared satellite images of Earth’s surface over time and used interferometric synthetic aperture radar (InSAR) observations to produce maps of subsidence. As a result, researchers were able to produce time histories of subsidence at specific locations.

Land near Corcoran in the Tulare basin sank 13 inches in 8 months and one area in the Sacramento Valley was sinking half

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