Tectonic Case Study

  • Created by: H_Coveney
  • Created on: 11-12-17 16:30
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  • TECTONIC HAZARDS CASE STUDY
    • NEPAL (LIC)
      • Earthquake
        • Lower Income Country
          • 109th/193 countries
        • 25th April, 2015
        • 7.9 - Richter Scale
      • PRIMARY EFFECTS
        • Around 9000 deaths, 20000 injured - 8 million affected.
        • 3 million left homeless, 7000 schools and 50% of shops destroyed.
        • Electricity, water, sanitation and com-munication affected. 1.4m needed food, water and shelter.
        • Much of Chile lost power, water and com-munication.
        • Damage was estimated at over US$5 billion. International airport was congested when overseas aid arrived.
      • SECONDARY EFFECTS
        • Ground shaking - landslides and avalanches blocked roads.
        • Mt Everest landslide killed 19 people.
        • Avalance in Langtang left 250 missing.
        • Landslide blocked the Kali and the Gandaki River 90 miles north-west was at risk from flooding.
        • No tsunami as the earthquake was on land.
      • IMMEDIATE RESPONSES
        • Water / medical support from countries.
        • Helicopters rescued people on Mt Everest and delivered supplies to villages.
        • 0.5 million tents to provide shelter.
        • financial aid pledged from countries.
        • Field hospitals set up to support demand.
        • 300000 people from Kathmandu migrated to seek shelter with family and friends.
    • CHILE (HIC)
      • Earthquake
        • Higher Income Country
          • 39th/193 countries.
        • 8.8 - Richter Scale
        • 27th February 2010
      • PRIMARY EFFECTS
        • Around 500 deaths, 12000 injured, 800000 people affected.
        • 220 000 homes, 4500 schools, 53 ports, 56 hospitals and other public buildings destroyed.
        • Talcahuano Port, Santiago Airport badly damaged.
        • Much of Chile lost power, water and com-munication.
        • Cost of the damage was estimated at US$30 billion.
      • SECONDARY EFFECTS
        • 1500km of roads damaged mainly by landslide - remote places cut off for many days.
        • Many costal towns were destroyed by tsunami waves.
        • Several Pacific countries struck by tsunami but warnings prevented many deaths.
        • Caused a fire near Santiago, the area had to be evacuated.
      • LONG-TERM RESPONSES
        • President announced it could take 4 years to fully recover from the damage.
        • Chile's strong economy, based on copper exports allowed the country to rebuild without the need for much foreign aid.
        • A month after the earthquake the government launched a plan to help nearly 200,000 households which were affected.
      • IMMEDIATE RESPONSES
        • Emergency services acted quickly, international help needed to supply hospitals, satellite phones and floating bridges.
        • Temporary repairs made to important roads in 24 hours - aid transported to affected areas.
        • Power and water restored to 90% of homes within 10 days.
        • National appeal raised $60 million, enough to build d30 000 small shelters.

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