William Alley is Director of Science and Technology for the National Ground Water Association. Previously, he served as Chief, Office of Groundwater for the U.S. Geological Survey for almost two decades. https://www.newsdeeply.com/water/contributor/william-m-alley/rss en Agriculture Management & Supply Tue, 14 Mar 2017 05:00:58 +0000 Rosemarie Alley, William M. Alley https://www.newsdeeply.com/water/articles/2017/03/14/the-dangers-of-land-subsidence-from-californias-groundwater-overdraft https://www.newsdeeply.com/water/articles/2017/03/14/the-dangers-of-land-subsidence-from-californias-groundwater-overdraft Subsidence from the overpumping of groundwater has gotten so bad in the San Joaquin Valley that critical infrastructure is at risk. A new book, High and Dry, on the global groundwater crisis explains how things got so bad.