USGS: Water Resources Program (Hirsch)
Presentation made during the USGS/IAEA/IW:LEARN groundwater learning exchange in the U.S. Dr. Robert M. Hirsch Associate Director for Water April 16, 2007
USGS: Water Resources Program (Hirsch).ppt
Presentation made during the USGS/IAEA/IW:LEARN groundwater learning exchange in the U.S. Dr. Robert M. Hirsch Associate Director for Water April 16, 2007
USGS: Water Resources Program (Hirsch).ppt