Is the U.S. Experiencing a Megadrought?
In this May 18, 2015 file photo, irrigation pipes sit along a dry irrigation canal on a field farmed by Gino Celli, who relies on senior water rights to water his crops, near Stockton, Calif.
( AP Photo )
( AP Photo )
Produced by Meg Dalton
Hosted by Shumita Basu
