MEDC earthquake and tsunami CS

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  • Created by: Alice4321
  • Created on: 15-01-17 19:27

MEDC earthquake and tsunami CS

Causes

  • Destructive plate boundary
  • Pressure at plate boundary been building up for over 200 years
  • Pacific plate subducts under Eurasion plate
  • Seismic waves of earthquake travelled towards north east coast of Japan at 3km/s

Effects

  • Primary -
  • immediate power cuts affected 4 million homes
  • death toll reached over 18,000 after a week
  • 425,000 living in shelters
  • Tsunami 10m high.
  • Buildings survived earthquake then destroyed by tsunami - 35% buildings destroyed
  • Secondary -
  • Radiation risk for the residents who lived near the power plant
  • Coastline dropped by 1 metre

Overall summary

Happened on March 11th 2011 at 2:47pm. The magnitude was measured as a 9. Happened 100km off coast of Japan, 6km below surface. Immediate responses - back up batteries kicked in, temporary shelters filed. Long term - take japan 5 years and cost between £75 and £145 billionJapan shifted 3m out to sea. Prepared for earthquake but not tsunami.

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