Sw3 6

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Sw3 6

  1. 1. Tsunami Warning System In the Indian Ocean
  2. 2. Tsunamis in the Indian Ocean・In 2004 - a tsunami in the Indian ocean happen・Killed almost 23000 people・About five million people suffer from it
  3. 3. The earthquake caused the tsunami・Magnitude 9.3・This is very huge・Depth is 10 kimeters
  4. 4. About tsunami warning system・Before 2004 - there were no sea level monitoringsystem ・in the Indian Ocean ・did not have agencies responsible for tsunamis ・points of contact receive messages・After 2004 - it was changed
  5. 5. After 2004・A large network of seismographic centres ・its area is across the Indian Ocean ・detect potensial on warning to communities・It and others are prepared better than 2004
  6. 6. The systen works when it is happen・PTWC - Pacific Tsunami Warning Centre ・invested by NOAA ・it announces tsunamis warning ・first, it use a database of the earthquake ・second, it use a database of oceanography ・it checks a tidegauge in the earthquake areas・JMA - Japan Meteorological Agency ・it is in Tokyo ・it is a institution of government in Japan
  7. 7. About PTWC・It is no mistake! ・tsunamis moved ocean take a long time ・so it has a thinking time・ICG/PTWS - International Coordination Group for the PublicTsunami Warning and Mitigation System ・it is a international group of priority
  8. 8. Conclusion・Many global agencies support it・Technology in Indian is not reach areas・So there are no escape routes

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