NaturaldisasterSuddendisaster(突发性灾害）:Earthquake,volcanoeruption（火山暴发）,mudslide（泥石流）,tsunami（海啸）,typhoon,floodGradualdisaster（渐变性灾害）:Groundsubsidence（地面沉降）,landdesertification（土地沙漠化）,drought,thecoastlinechange（海岸线改变）Environmentdisaster（环境灾害）:Thechangeofozonelayer（臭氧层改变）,pollutionofwater,soilerosion（水土流失）,acidrain（酸雨）tsunamiTsunamiAreaIndonesiatsunami印尼海啸,Indiaplate印度板块Eurasianplate欧亚板块,faultline断层,fluctuation波动,consequently结果InfluenceMudslidePacificrim(环太平洋地带）Eurasia（欧亚大陆）AlpsHimalayafoldbelt（阿尔卑斯喜马拉雅褶皱带Columbia哥伦比亚，Peru秘鲁,Switzerland瑞士,DistributionofdebrisflowinChina中国泥石流分布图GansuReasonInfluenceBurstsuddenly(暴发突然）FerociousGreatdamageDeathTransportCrops（庄稼）economiclosses（经济损失）Homeless无家可归Temporary暂时Permanent永久EarthquakeReasonandtypeVideo:NewZealandquakeDidyouexperienceanynaturaldisastersoranybodyaroundyouhaveexperienced?peopleinthedisasterWearetogether!!!Thankyou!