of course the author of the book the living shore, rediscould have earring lost world and a forthcoming book a shad on the gulf, mr. jacobson, thanks so much for joining us. you have looked now firsthand at the disaster down in the gulf. what are your chief concerns? what do you think needs to be done? well, what strikes me, andrea, is that we are working so hard to clean up these all these areas along the coastline, yet even if we do a great job and completely clean those areas, the marshes and the wetlands, they are still going to disappear within the next 20 years because of the erosion process that has been going on in louisiana. you have written about this had an op ed in the new york times, cleaning up the spill will not be sufficient, that federal, state and local governments have written many plans for restoration of the gulf, beginning before hurricane katrina but none were intended to do more than the low is losses, we should get off the defenses and come up with