2004 Indian Ocean earthquake and tsunami2004 Indian Ocean earthquake and tsunami killed over 230,000 people in fourteen countries.The quake registered a magnitude 9.1 on the Richter scale and is the third largest earthquake ever recorded on a seismograph.The amount expended which was urgently equired was 977 million dollars.People who lived near the sea in the world watched out tsunami and escaped.
Tsunami Warning System 1Some marine countries set up many pressures gauge can detect movement of volumes of water directly in sea.They always transmits change of wave to them.They send the meteorological observatory the information.
Tsunami Warning System 2Tsunami moves very first. So if it is calculated since it is occurred. Experts make a study of earthquake and tsunami which was occurred in the past and simulate numberless situation. If tsunami occur, scientists choose the most appropriate prediction result from database. And, Tsunami Forecast is announced.
Tsunami Warning System 3JMA(Japan Meteorological Agency) produce information about tsunami for countries facing Indian Ocean. Earthquake in occurs in the world is measured in red points in the map below. Meteorological satellites observes tsunami.
Tsunami Warning System in Indian Ocean Regional Tsunami Watch Providers(RTWPs) which shall consist of countries in Indian Ocean takes over activity JMA. It is cost to make and maintain Tsunami Warning System. So each country do thing in close cooperation. RTWP informs each country that tsunami occurs.
Tsunami Warning System in Indian Ocean 2It is difficult to inform all people of Tsunami Warning.Tsunami Warning is announced officially in Japan, so it had been applied.Government have to make minute comprehensive disaster preventio plan in cooperation with people live in each local neighborhood.It is important that First of all,Tsunami Warning is announced officially, Second, All people know it, Finally, All people escape evacuation site
Urgent TaskSecuring the capital for the groupEducation for people and disaster drillStrengthening of cooperation of countries