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页数:11页
时间:2020-01-18
《Global Warming温室效应英文.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、WhyshouldwebeconcernedaboutGlobalWarming?ManypeopleconsiderthatGlobalWarmingisthegreatestenvironmentalthreatofthe21stCentury.However,duringthe80sandearly90sscientistsarguedaboutthecausesandeffectsofglobalwarming.Inthelate1990sscientistsreachedaconsensusthatglobalwarmingwas
2、acauseforconcern.So,whyshouldyoubeconcernedaboutglobalwarming?“WhyshouldwebeconcernedaboutGlobalWarming?”Yourgroupassignmentistoprepareandpresenta5minutepowerpointpresentationinvestigatingthefollowingquestion…“WhyshouldwebeconcernedaboutGlobalWarming?”AssignmentYourpresent
3、ationshouldinclude:IntroductionExplanationofthecausesofglobalwarming(incl.evidence)ExplanationoftheeffectsofglobalwarminginbothMEDCsandLEDCs(incl.evidence)EvaluationofthedifferentviewpointsheldaboutglobalwarmingbyMEDCsandLEDCsSolutionstotheproblemConclusion(incl.yourownopi
4、nionsonthissubject)IntroductionExplanationofthecausesofglobalwarmingExplanationoftheeffectsofglobalwarminginbothMEDCsandLEDCsExplanationoftheeffectsofglobalwarminginbothMEDCsandLEDCsEvaluationofthedifferentviewpointsheldaboutglobalwarmingbyMEDCsandLEDCsSolutionstotheproble
5、m…Conclusion(includingyourownopinions)
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