Witnesses:
Dr. Stephen Parker
Director, Water Science and Technology Board, National Research Council
Dr. Jonathan Overpeck
Director, Institute for the Study of Planet Earth; Professor, Geosciences and Atmospheric Sciences, University of Arizona
Dr. Robert Wilkinson
Director, Water Policy Program, Bren School of Environmental Science and Management, University of California-Santa Barbara
Mr. Marc Levinson
Economist, US Corporate Research, JPMorgan Chase
Dr. Roger Pulwarty
Program Director, National Integrated Drought Information System (NIDIS) NOAA Climate Program Office
Water Supply Challenges for the 21st Century