http://www.climate.gov/news-features/featured-images/groundwater-declines-across-us-south-over-past-decade http://www.climate.gov/news-features/featured-images/

http://www.climate.gov/news-features/featured-images/groundwater-declines-across-us-south-over-past-decade http://www.climate.gov/news-features/featured-images/groundw... "Aquifer depletion" is worth searching if you want to read in detail.