高二savingtheearthppt课件
日期：2010-09-18 09:26
powerstationsandcarsChemicalsinsmokecausealotofdamagetravel;falltothegroundintheraintreesbedestroyedfishbekilledaccidentsIIITime:1986Place:atanuclearpowerstationinRussiaResults:125，Unit9Lesson34Savingtheearth--ByGuBingyuOurearthisinjuredandsheisbeingsenttohospitalearthairwatermostseriousproblemsLakeBaikalDunhuangGebiIndiaMediterraneanSeaGermanyAlaska，USACHINARUSSIATheareaofdesertisgrowingtoomanysheepandcattleallthegrassbeeatengrassnevergrowagain;thelandbecomedeserttreesbecutdownnothingtohold…soilbeblownawaysoilbewashedinto…CattleeatgrassLimitthenumberofthecattleTreesbeingcutdown;strongwindsblowingthevaluablesoilawayPlantmoretreesandtrytoprotectthemsmokefromfactories，000dieTime:Place:Results:1984atafactoryinthetownofBhopalinIndia2500bekilled;manylosesightFactories，powerstationsandcarsproducealotofwasteTherewereseriousaccidentsthatpollutedtheairChemicalrainAlotofthingshavetobedonetoreducepoll，
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