The Water Security Grand Challenge uses a comprehensive approach to address the energy-water nexus. DOE’s Offices of Energy Efficiency and Renewable Energy, Fossil Energy, and Nuclear Energy, and the Advanced Research Projects Agency – Energy all participate in the Challenge, as well as other federal agencies and non-federal partners.

• U.S. Environmental Protection Agency

• U.S. Department of Agriculture

• U.S. Department of Defense

• U.S. Department of Homeland Security

• U.S. Department of Interior

• Federal Emergency Management Agency

• Agency for International Development

• The Water Subcommittee

• Chevron Technology Ventures

• Electric Power Research Institute

• The Water Council