Energy and Water Nexus: Mary Ann Dickinson

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Energy and Water Nexus: Mary Ann Dickinson

  1. 1. Water and Energy are Linked
  2. 2. US Daily Water Withdrawals  49% of U.S. water withdrawals for power plant cooling (201 Billion gal/day)  51% of freshwater withdrawals (143 Billion gal/day)  U.S. Average of 23 gallons per kWh 49% 31% 11% 6% 3% USDaily Water Usage Powerplant cooling irrigation publicsupply industrial&mining livestock& aquaculture Total = 410 Billion Gallons in 2005 Source: US Geological Survey 2005
  3. 3. National Water Withdrawals Source: US Geological Survey 2005
  4. 4. Embedded Energy Source: California Energy Commission, 2005 IEPR
  5. 5. National Action Needed  Blueprint document issued with over 50 recommendations from the stakeholder workshop  Focused on state and national policies and programs  Presented to Congress  Posted at www.a4we.org
  6. 6. Water and Energy Research  Summary of water-energy nexus research conducted to date  Gaps in research identified  Research recommendations to achieve economic and environmental benefits of water and energy efficiency  Posted at www.a4we.org

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