Society and the Environment: Hurricane Katrina and New Orleans

New Orleans

Over 80 percent of New Orleans was submerged by floodwater when Hurricane Katrina struck in August, 2005.

The city of New Orleans was built on the Mississippi River Delta, about 160 kilometers upriver from the Gulf of Mexico. This city is vulnerable to flooding from the Mississippi River, Lake Pontchartrain to the north, and heavy rainfall from tropical storms. In addition, hurricanes that pass over the coast can create storm surges—waves up to 9 meters.

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