Ground Water Pumping in Glacial Sediment Aquifers September 24, 2012 | USGS USGS has published "Simulation of groundwater and surface-water interaction and effects of pumping in a... Streamflow Depletion by Wells November 11, 2012 | USGS "One of the primary concerns related to the development of groundwater resources is the effect... Water and Arizona Law August 24, 2012 | Arizona Experience The Arizona Experience website has an interactive timeline of water events that have occurred in... How Much Water? June 6, 2012 | USGS "If you took all the water on earth – in oceans, ice caps, lakes, rivers,... Streamflow Depletion by Wells February 15, 2013 | "Groundwater and surface-water systems are connected, and groundwater discharge is often a substantial component of... Native American Engineering in Arizona August 14, 2012 | Arizona Experience "Around 600 CE the Hohokam people began to construct irrigation canals. They excavated trenches up... AASG on Hydraulic Fracturing August 12, 2012 | Association of American State Geologists "After decades of hydraulic fracturing-related activity there is little evidence if any that hydraulic fracturing... Groundwater Ambient Monitoring and Assessment May 25, 2012 | USGS "Groundwater provides more than 40 percent of California’s drinking water. To protect this vital resource,... |