水污染英文ppt

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Waterpollution——13小组WaterandeverydaylifeBut!!!WhatisthewaterpollutionIsmainlyduetohumanactivitiesofpollutantemissionsintotherivers,lakes,oceansorgroundwateretc,makewaterandwaterofsedimentphysical,chemicalorbiologicalcommunitycompositionchange,soastoreducewaterusevalue,thisphenomenoniscalledwaterpollution.Waterpollutionishowtoproduce?•1naturepollution:forthedissolutionofthegeologicaleffect,precipitationoftheatmosphere,thegroundofleachingflush,trapsformedintovariouspollutantswater;•2.Man-madepollution,namelyindustrialwastewater,sewage,pesticideandfertilizeronthewaterpollution.Afteraratherserious,butalsocancontrol.Protectionofwaterresources1,Forcountries,hasissuedrelevantlawsandregulations,andstrictexecution;2,Forenterprise,strictlyimplementtherelevantnationallaw,publicservice;3,Forindividual,fromeverysmallstart.4,Specific,baiduonce!Wefromthesidewith,Saveeveryawaterresources!•Nowmoreandmorepeoplehaverealizedhowserioustheproblemis.Ourgovernmentisdoingitsbesttotakemeasurestofightagainstpollution.We'vedoneagooddealofwork,butthere'sstillalongwaytogo.Wemustkeeponfightinguntilwefindwaystoprotecttheenvironmentfrombeingpolluted,anddoawaywithpollution.Wearesurethatwe'llwinthebattle.Thankyou

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