Acid-rain-PresentationPPT课件

.,1,Doyouknow?Aftertheacidrain,TheAntarcticpenguins,.,2,Acidrainharmtrees(Norway),ForestinNorway,.,3,Corrosionbuilding,ThestatueofWashington,TheColosseum,.,4,PresentationTitle,MynameMyposition,contactinformationorprojectdescription,GoIntotheworldofacidrain,.,5,Foursteps,1.Theformationofacidrain2.Thedistributionofacidrain3.Theharmofacidrain4.Acidraincontrol,.,6,Theformationofacidrain,1.Theorigin:1872,BritishscientistSmith,thebeginningofrainfallandair2.Feature:PHvalueislessthan5.6ofrainandsnowso-called“deathinthesky”hashighlydestructiveeffectscausedbyairborneacidicpollutants,.,7,Graphicalrepresentation(一),.,8,Graphicalrepresentation(二),.,9,Graphicalrepresentation(三),.,10,Thedistributionofacidrain,Themostseriousarea:IndiaandChinaEastern,.,11,Thedistributionofacidrain-China(2006),.,12,conclusion,mainareas:nanjing,Shanghai,hangzhou,fuzhouxiamenandotherineastChinacoastalareaFeature:itscentralareaaverageprecipitationpHlessthan4.0,thefrequencyofacidraininmorethan90%Chinasacidrainphenomenonisveryserious,.,13,Acidrain,howdoesharmtohuman,.,14,theharmofacidrain,Acidrainforestplantshaveagreatharm.,.,15,theharmofacidrain,Acidraincandamagetobuildings,.,16,theharmofacidrain,Acidraincancausesoilacidification,.,17,theharmofacidrain,Acidrainhascausedhugeimpacttoaquaticbiomass.,.,18,acidraincontrols,1.Taketherawcoaldesulfurizationtechnology2.Thepriorityuseoflowsulfurfuel3.Improvethecoaltechnology,.,19,acidraincontrols,4.Formedafterthecoalcombustionfluegasbeforedischargeintotheatmosphereforfluegasdesulfurization.5.developenewenergysources(water、wind、solar、nuclearenergy),.,20,sumup,Thephenomenonofacidrainaretheresultofthehumanconsequences,ifwealsopayattentiontotheinterestsofthepure,consequencewillbeunimaginable.Therefore,adheretosustainabledevelopment,payattentiontotheharmonyofmanandnatureisofvitalimportance.,.,21,Goodnews,ThegoodnewsisthattheChinesegovernmentputforwardsustainabledevelopmentin1999.,.,22,Goodnews,ThegoodnewsisthattheChinesegovernmentputforwardsustainabledevelopmentin1999.,.,23,Goodnews,ThegoodnewsisthattheChinesegovernmentputforwardsustainabledevelopmentin1999.,.,24,Letsworktogether,thereis