Summary[Package2]edited

Hurricane Katrina had the most devastating impact on Louisiana where it damages the wetlands . The vegetation in the marshes may not grow back . Vegetation along the water sources disappeared . Whatever remains became brown . Katrina decrease Louisiana oyster harvest by two-third . US had to import more oysters. Floodwater became contaminated with household chemicals and disturbed underground gases and oil tanks . Sewer and gas pipe increased the contamination of floodwater . Human corpses and dead pets increased the risk of bacterial contamination . Dredged material will be used for plants to grow on . The Coastal Area Ecosystem Restoration Plan plans to rebuild barrier island and replant lost marsh grass .