Case Studies - Natural Hazards

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  • Natural Hazards Case Studies
    • Earthquake in LEDC - Indonesia, May 2006
      • 6,000 people died
      • 154,000 houses destroyed - 1.5 million homeless
      • Caused an eruption of debris of nearby volcano - Mt Merapi
      • Cultural aspects damaged - temples and palaces
      • 82,000 lost their livelihoods
    • Volcano in LEDC - Tungurahua, Ecuador - August 2006
      • 10km ash cloud + volcanic bombs blasted
      • Pyroclastic flows destroyed 7 villages - 5,000 homeless
      • 6 people died but falling rocks injured many more
      • Ash caused breathing difficulties
      • Ash and lava destroyed many crops and livestock
    • Example of Destructive Plate Boundary
      • Nazca Plate and South American Plate moving towards each other
    • Example of Constructive Plate Boundary
      • Eurasion plate moving away from North American Plate
    • Example of Conservative Plate Boundary
      • North American and Pacific plate - pacific faster moving
    • Preparation for Earthquakes - Japan
      • Disaster prevention day held on 1st September every year
      • Reminded what to do in case of an earthquake
    • Reducing the Effects of Earthquakes in LEDCs - Costa Rica
      • 70 hectares of bamboo makes 1,000 houses
      • In January, 2009, all bamboo houses at epicentre survived
    • Hurricane in LEDC - Hurricane Hanna, Haiti - 2008
      • Unexpected so unprepared
      • 550 people died
      • Many tin-roofed houses destroyed - 1 million people homeless
      • Floods developed quickly  - contaminated water gave risk of disease
      • Mudslides buried villages - little defence as 98% of trees been removed
      • Crops and livestock killed
      • Second hurricane killed 74 more people - 3 days later
    • Wildfire in MEDC - California, 2007
      • 24 wildfires
      • 640,000 people had to evacuate homes
      • 9 people killed
      • 1,800 homes destroyed - caused mental trauma and the cost was in the billions
      • Smoke clouds increased air pollution - caused breathing problems
      • Many people lost their jobs, farmers especially
      • Many animals + plants killed and habitats lost

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