ground water

  • The depleted water level caused by a prolonged drought in the Western United States can be seen on Lake Mead in Nevada May 6, 2015.  REUTERS/Mike Blake  - RTX1BW0D
    June 17, 2015  

    Recent studies have found that humans are using up water at a faster rate than it is being replenished. Judy Woodruff talks to James S. Famiglietti, a professor of Earth system science and civil and environmental engineering at the University of California, Irvine, about what this dwindling supply of freshwater means, and whether we should be concerned about it. Continue reading

  • March 24, 2008  

    In water-strapped southern California local authorities are exploring new approaches to water usage, launching new programs that send highly treated wastewater back into the groundwater supply to serve as drinking water. Continue reading