1. Brenda Leroux Babin

2. Two significant events in Louisiana Mississippi River Diversion Hurricanes (2005 and 2008) Ecological impacts Change in salinity regime Nutrient inputs and eutrophication Data collected during these events help scientists to understand these impacts

3. (White et al 2009) R--Rigolets CM--Chef Menteur Pass IC--Industrial Canal CW--Causeway

4. Upstream 19km west of New Orleans Has been opened 9 times 4/11-5/8/08 ~7.96 km 2 Peak flow 4783 m 3 s -1 13.5 % of Mississippi River and nitrate load at peak opening

5. (White et al 2009 April 29, 2008

6. (White et al 2009)

7. April 11Opened April 30Began Closing May 8Closed May 30Did not seem to be any signal of chemical input from river (White et al 2008)

8. April 11Opened April 30Began Closing May 8Closed May 30Did not seem to be any signal of chemical input from river

9. April 11Opened April 30Began Closing May 8Closed May 30Did not seem to be any signal of chemical input from river

12. Gustav Ike Gustav Ike

13. Brenda Leroux Babin bbabi12@lsu.edu