Video Questions - Hurricane Katrina PDF

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GEOG 2152G: Geography of Hazards

Video: Hurricane Katrina

1. What did the scientists learn from the simulation of the fictional Hurricane Pam? - Even the slow moving category 3 storm would completely flood New Orleans. 61,000 people would die and a half million would be homeless. 2. What were the government standards for the construction of the concrete levees? - Two types of levees, earth and concrete. - Made to withstand up to a fast moving category 3 hurricane. 3. Why did the wetlands begin disappearing after the levees were built? How have disappearing wetlands increased the vulnerability of New Orleans? - The wetlands were strengthened from flooding, and would soak up the flood water like a sponge, and the trees were a wind break. The wetlands began to disappear. 20 square miles a year. As these disappear, storm surges become stronger. 4. How did the workers repair the breaches in the levees? How long did it take to finally pump all the water out of the city? - Using sandbags delivered by helicopter. It took a month to dry the city. 5. What are two strategies suggested to best decrease the risk to people in New Orleans from future hurricanes? - Pressure burst  flood wall failed at base because the earth was too weak. Walls should have been built deeper into the ground. - One suggestion is to invert the bowl so it is high than the sea level. - Another is to let the river run wild to rebuild the wet lands and create new tributaries. -...