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Photo by: Brady Couvillion

Land Area Change in Coastal Louisiana (1932 to 2010). D. Phil Turnipseed, P.E., D.WRE Director USGS National Wetlands Research Center U.S. Geological Survey U.S. Department of the Interior. Photo by: Brady Couvillion. Louisiana Wetlands are Critical. 25% U.S . oil and gas production

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Photo by: Brady Couvillion

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  1. Land Area Change in Coastal Louisiana(1932 to 2010) D. Phil Turnipseed, P.E., D.WRE Director USGS National Wetlands Research Center U.S. Geological Survey U.S. Department of the Interior Photo by: Brady Couvillion

  2. Louisiana Wetlands are Critical • 25% U.S. oil and gas production • 20% of U.S. waterborne commerce • 70% of migratory birds winter in Louisiana Photo by: Brady Couvillion

  3. Land Area Change in Coastal Louisiana

  4. 1,883 square mile decrease

  5. Coastal Louisiana Lost 1,883 square miles from 1932-2010 This equates to losing: • A land area the size of Delaware over 78 years • A land area greater than the island of Manhattan every year From 1985-2010: • A football field every hour • 16.57 square miles every year

  6. Lake SalvadorShoreline Erosion

  7. Barrier Island Land ChangeIsles Dernières

  8. Multiple Impacts Birds Foot Delta

  9. Delta BuildingWax Lake Outlet/Atchafalaya Delta

  10. Extent of Mississippi River SedimentMay 27th, 2011

  11. http://www.lacoast.gov/crms

  12. http://www.nwrc.usgs.gov/

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