 Here, Tab Benoit explains that hope for New Orleans' future will lie in concerted efforts to not only preserve but restore these wetlands by redirecting the Mississippi River's silt and re-planting vital foliage.Ultimately, the story builds to the monster storm that was Katrina and the crisis it brought to New Orleans, causing families to be separated, homes to be lost and one hundred square miles of wetlands and marshes to be destroyed by saltwater (including damaged caused by Hurricane Rita).Visceral, state-of-the-art CGI effects created by Hollywood specialists Sassoon Film Design recreates the fury of the storm, when fierce winds tore off the roof of the Superdome.