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Hurricane Katrina August 29 th, 2005
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What happened? Formed August 23 rd, 2005, hit land on August 29 th, 2005. Primarily hit the Gulf coast, including Louisiana, Mississippi, Georgia, Florida, and Alabama. Category 5 storm when in hit land with winds up to 140 mph. $108 billion in damage (Costliest in US history) 1,833 Total Fatalities Massive flooding events in New Orleans, LA.
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The Storm
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Stretched across 400 miles Hit Florida as a category 3, then intensified to a category 5 storm before hitting the gulf coastline as a category 4 storm. Storm Surge reaching 9-10 meters high.
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Why did the city flood?
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New Orleans Majority of city is below sea level Levees built only 16 feet high, enough to hold a category 3 storm or less. Many of the levees failed from underneath. Most never topped the floodwall, and were in the “safe zone”
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What was done to improve the levees?
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References http://www.npr.org/templates/story/story.php?storyId=5235774 http://www.cnn.com/2013/08/23/us/hurricane-katrina-statistics-fast- facts/ http://www.cnn.com/2013/08/23/us/hurricane-katrina-statistics-fast- facts/ http://faculty.buffalostate.edu/singerjk/Hurricane_Katrina-6_panels.pdf http://serc.carleton.edu/NAGTWorkshops/health/case_studies/hurricane_ Katrina.html http://serc.carleton.edu/NAGTWorkshops/health/case_studies/hurricane_ Katrina.html http://serc.carleton.edu/NAGTWorkshops/health/case_studies/hurricane_ Katrina.html http://serc.carleton.edu/NAGTWorkshops/health/case_studies/hurricane_ Katrina.html http://serc.carleton.edu/NAGTWorkshops/health/case_studies/hurricane_ Katrina.html http://serc.carleton.edu/NAGTWorkshops/health/case_studies/hurricane_ Katrina.html http://www.history.com/topics/hurricane-katrina
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