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  • Tropical Revolving Storm Case Study
    • KATRINA- USA
      • Description
        • struck South East USA 29th August 2005
        • a storm formed over Bahams on 23rd August
        • moved north west and strengthened into a hurricane just before went over Florida into Gulf of Mexico
          • As it traveled over warm water of Gulf of Mexico strengthened to Category 5
        • on night of 28th August weakened into Category 3
        • On morn of 29th struck with winds around 200km/h, 200-250mm rain and Storm surge of 8.5m Mississippi
      • Impacts
        • 1836 killed
          • 300,000 houses destroyed
            • hundreds of thousands homeless
              • 3million no electricity
                • I-10 bridge closed
                  • water supply polluted
                    • 5 died from bacterial infection
        • 230,000 jobs lost
          • $300billion damage
            • 30oil platforms in Gulf of Mexico damaged
              • 5300km2 forest destoryed effecting logging industry ($5billion loss)
        • coastal habitats such as sea turtle breeding beaches damaged
          • oil spills due to damaged oil refineries
            • flooding of salt marshes in Louisiana=loss habitat
      • Effective Warning systems in USA
        • WARNINGS
          • National Hurricane Center tracked and predicted
            • August 26 issued hurricane warning for Lousisana, Mississippi and Alabama
        • RESPONSES
          • Before
            • FEMA co-ordinated
            • started preparation with US coastguard positioned helicopters and boats
            • FEMA organised teams and supplies-e.g. Mortuary teams wih refrigerated trucks
            • Evacuation
          • During/After
            • 100,000 people did not evacuate wanted to stay and protect property or no money, no transport
            • emergency shelters e.g. Louisiana Superdome- 26,000 people
            • FEMA sent search and rescue teams with supplies
            • 58,000 national guard troops
            • $4billion in charity
    • NARGIS- BURMA
      • Description
        • Storm formed in Bay of Bengal in April
        • 28th April it had strengthened upgraded to a cyclone
        • as it approached cost of Burma strengthened to Category 4
        • May 2nd hit coast of Burma with wind speeds of around 215km/h Storm surge of 5m
        • weakened as it moved inland downgraded to storm 3rd May
      • Impacts
        • 140,000 killed
          • 450,000 houses destroyed
            • 4000 schools destroyed
              • 70%population no access to clean water
                • 2.5million no shelter
        • 600,000 hectares of agricultural land destoryed
          • Crops were lost
            • 200,000 farm animal killed
              • millions lost livelihoods- fishing boats destoryed
        • 38,000hectares of mangrove forests were desttoyed
          • flooding caused erosion and salination of land
      • WASNT PREPARED
        • doesnt have a dedicated hurricane monitoring centre
        • radio warnings didnt reach poorest people who were at most risk
          • no emergency or evacuation plan
      • RESPONSES
        • initially government refused foreign aid
          • 9th May accpeted donationsbut no aid workers
            • UNHCR SENT 22tonnes of tents
              • french navy ship denied entry a thought it was a war ship
        • some aid was seized by military delayed to people who needed it

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