and the scientists and the agency officials who are criticizing these projects are doing so because we also believe that what we have is in the best interest for coastal louisiana. >> professor robert young, i appreciate your expertise tonight. thank you. >> thanks very much. >> next on "360" we return to haiti. six months after the quake, we found those who survived still vulner. 1.5 million people, more than that, homeless right now. we take you to a homeless camp run by sean penn where people are just trying to get by, wondering what the future still holds. then we're back in the gulf where the bp spill has left animal shelters packed with pets, given up by owners who can no longer afford to keep them. their story coming up. granola nut clusters from nature valley.