Sinking ground in California’s Central Valley is causing property values to sink, according to a new study by UC Riverside. CBS News Sacramento spoke with Professor Mehdi Nemati, who was part of a group of researchers looking into how excessive groundwater pumping is impacting the housing market. While realtors say the sinking ground has stopped the area’s housing boom just yet, researchers say the concern is there: https://www.cbsnews.com/sacramento/news/sinking-land-driving-down-home-values-ca