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Hurricanes By Eric and Jordan What causes a hurricane • Seawater is at least 80 degrees Fahrenheit • Air must be warm and humid • Weak upper winds in same direction of storm Hurricane characteristics • Tropical- generated in tropical areas of ocean • Cyclonic- winds circle an eye • Low pressure system- eye has low pressure • Wind speed- wind > 74 mph Different categories of hurricanes •category 1: 74-95mph •category 2: 96-110mph •category 3: 111-130mph •category 4: 131-155mph •category 5: greater than 155 mph Category 4 hurricane Causes of damage • • • • Flood Wind Length of hurricane Not enough evacuation Hurricane Mitch (Honduras) Hurricane Floyd (North Carolina) Hurricane Fran (North Carolina) Comparison of data Mitch Floyd Fran Our Model Money lost 6.1 billion 4.6 billion 5 billion Lives lost 7551 128 116 Actual Data Money lost 4-6 billion 5 billion 4 billion Lives lost 7000 52 21 Resources • www.Disastercenter.com • www.ncredevelopment.org • www.nws.noaa.gov • Thank you to everyone who helped us and helped Jordan pay attention.
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