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1、Naturaldisasters自然灾害Inrecentyears,therearemoreandmorenaturaldisastersandextremeweather.Howmanywordsaboutthosedoyouknow?地震earthquake雪崩avalanche火山泥流lahar泥石流debrisflow/landslide洪水flood海啸Tsunami暴风雪blizzard龙卷风tornado森林大火forestfireThetypeofnaturaldisastersAccordingtonaturaldisastersintheformof
2、thesurfaceofthespheresofthedifferentspaceposition,canbedividedinto:naturaldisasters1,geologicaldisasters2,earthquakedisasters3,weatherclimatedisasters4,biologicaldisasters①tsunami2004IndianOceanearthquakeandtsunamiNearly100peoplearedeadandatleast77aremissingafteratsunamihitadenselypopula
3、tedIndonesianislandMonday.Authoritiessaythedeathtollhasrisentomorethan90thousandafterapowerfulunderseaearthquaketriggeredatsunamithathittheSouthPacificisland.②droughtAnextremedroughtoccurredinSichuanProvincein2007.Itissaidthatit’sthemostseriousdroughtsincePRChasbeenfounded.Premierwencome
4、stothedrought-strickenareainperson.Severalkidsareplayingonthevastexpansesofcrackedearth.Doyoubelievethereusedtobealake?③earthquakeOnMay12th,2008,adeadlyearthquakethatmeasuredat8.0magnitudeoccurredinSichuanProvinceandkilledatleast68,000people.Muchdistressregener-atesanation(多难兴邦)InFebrua
5、ry27th,2010,anearthquakemeasured8.8magnitudehappenedinChile.Over800peoplearekilledintheearthquake.A9.0-magnitudequake,thebiggesteverrecordedinJapan,sentawaveofwaterseveralmetershignsweepingfarisland.④volcanoAirtrafficovermuchofEuropecametoahaltforsixdaysbecauseofthehugecloudofashfromavol
6、canoinIceland.Twocarswereburiedbytephra.⑤forestfireSmokeisseenafterforestfireinLyskovoofNizhnijNovgorod,Russia,July,22ed,2010.ManyareasofRussiaarefacingforestfirealertduetohightemperatureanddrought.⑥hailOnMay31st,2005,ahailstrikeBeijingoutofblue.Thebiggestonesareasbigaseggs.Acarissmashed
7、byhailtoabighole.⑦huricane/tornadoAcaricatureoftornadoInAugust2005,HurricaneKatrinakilledatleast1,200peopleinNewOrleansandwasrecordedasoneofthestrongestAtlanticstorms.⑧floodThefloodisusuallycausedbyheavyrain,snow,therapidmeltingicestormsurge(风暴潮)andnaturalfactorscausedbyt