1. 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

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

3. Land Area Change in Coastal Louisiana

4. 1,883 square mile decrease

5. 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 Coastal Louisiana Lost 1,883 square miles from 1932-2010

7. Lake Salvador Shoreline Erosion

8. Barrier Island Land Change Isles Dernières

9. Multiple Impacts Birds Foot Delta

10. Delta Building Wax Lake Outlet/Atchafalaya Delta

11. Extent of Mississippi River Sediment May 27 th, 2011

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

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