11.4.2

Case Study: Japan 2010 Tsunami

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Impacts of the Japan Earthquake in 2011

Japan is a developed country in east Asia. Japan's geography is dominated by islands. The country is a high-risk area for tectonic hazards.

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What caused the 2011 Japan tsunami?

  • There was an earthquake with a magnitude of 9.0 in northeast Japan on the 11th March 2011.
  • The earthquake is known as the Tohoku earthquake.
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Primary impacts

  • 1 million buildings were damaged and over 120,000 buildings were completely destroyed.
  • Many buildings sunk into the ground because of liquefaction, which is when waterlogged soil acts like a liquid.
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Secondary impacts

  • The tsunami that was caused by the earthquake caused thousands of deaths (it is hard to know how many people died in the earthquake or the tsunami and lots of people are still missing).
  • More than 150,000 people became homeless and in 2017, 6 years on, 50,000 people still had no homes.
  • The tsunami damaged the Fukushima nuclear power station. Electricity could no longer reach Fukushima and there was a nuclear meltdown at the plant, releasing toxic nuclear waste into the local area.
  • Railways lines were destroyed by the tsunami.
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Long-term impact and response

  • Economists estimate that the total damage done by the earthquake and tsunami is $200 bn. This is the largest amount of damage caused by any natural disaster ever.
  • Japan was a high income country and had a new tsunami warning system. But, studies suggest that only 58% paid any attention to the tsunami warning.
  • In the 12 months after the Tohoku earthquake, there were 5,000 aftershocks in Japan.

Jump to other topics

1Geography Skills

2Geology of the UK

3Geography of the World

4Development

5Weather & Climate

6The World of Work

7Natural Resources

8Rivers

9Coasts

10Glaciers

11Tectonics

12Climate Change

13Global Population & Inequality

14Urbanisation

15Ecosystems

16Life in an Emerging Country

17Analysis of Africa

18Analysis of India

19Analysis of the Middle East

20Analysis of Bangladesh

21Analysis of Russia

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