雾霾英文ppt讲课稿.ppt

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1、雾霾英文ppt左图，长春，10月21日，一名女子走在雾霾的路上，这场雾霾迫停了商业、学校和交通。右图，伦敦，1953年11月，一名女子戴着面罩，在该城致命的大雾之后，雾霾期延续了近一年。Now,bythesepictures,wecanrealizetheseriousproblem.Thenwhatcausetheproblem?Whatcausethehaze?1.Thelowatmosphere.Theairrestingnearthegroundmaketheparticularmatter(weusuallycallthatPM)floatinginthespec

2、ificarea.Whatcausethehaze?2.Thedustyroadandthelowairhumidity(空气湿度).Carsandpeoplewillbringthedusttotheair.Whatcausethehaze?3.Withthegrowingnumberofthecars,muchmorepollutantletouttotheair.4.Second-handpollutionmakebyfactories.5.TheemissionsofcarbondioxideandotherpollutantscomefromWinterheati

3、ng.DamageThemostweconcernishowithurtsus.1.Itmayhasabadeffectonourrespiratoryorganandcardiocascularsystem(心血管系统).Ultravioletrayswillbecutdownandthatwillmakethegermsmoreinfected.Damage2.Trafficiseffected.Thehazewillreducethevision.Theworseisthatthetrafficwillbemuchbusierandthepossibleofaccid

4、entwillraiseup.Damage3.Fog,hazeweather,theairwilloftenwithbacteriaandviruses,easytocausethespreaddiseases.Damage4.Itisnotconducivetothegrowthofchildren.5.Influencepsychologicalhealth.6.Influencetherespiratorysystem.Howshouldwedo?GooutwearingmasksDonotopenthewindowinthehazeweatherLightdieta

5、nddrinkplentyofwater（饮食清淡多喝水）Whatweshouldeatbetter?tomatoesgarlicvegetablespersimmonsGoodpersonalhygiene（良好的个人卫生）Increasethegreenarea（增加绿化面积）theend!此课件下载可自行编辑修改，仅供参考！感谢您的支持，我们努力做得更好！谢谢