水污染与治理英文论文.doc

水污染与治理英文论文.doc

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1、ThereasonablesolutionofwaterpollutioninChinaAuthor:李煜哲Abstract:Thispapermakeadescriptionandanalysisaboutthepresentsituationofwaterresourcesandpollutioninourcountry,usingthemethodofstategovernance,andputsforwardpersonalviewsandopinions.Keywords:Currentsituation,lawsIntroductionThenati

2、onalpollutedwateremissionsincreasedby31.5billiontonsin1980to63.1billiontonsin2002.Mosturbangroundwaterpollutedtosomeextent,andhasatendencytoincreaseyearbyyear.Theuseoftheincreasinglyseriouswaterpollutionnotonlyreducesthewaterfunctions,furtheraggravatedthecontradictionofwaterresources

3、hortage,butalsoaseriousthreattourbanresidentsdrinkingwatersafetyandhealth.Forourlifesourcebeingpolluted,howshouldwerespond?1.Thewaterresourcesandpollutionsituationinourcountry1.1WaterresourcessituationinourcountryFromThefirstnationalwaterresourcescensusbulletin,Bytheendof2011,therear

4、e45000reasonsbasinareaof50squarekilometersabove,totallengthof1.5085millionkm.Thereare22900reasonsbasinareaof100squarekilometersabove.Thereare2865naturallakeswaterisgreaterthan1squarekilometerswithatotalareaof7.8squarekilometers.Thecountryhasabout98000reservoirs,withatotalcapacityof98

5、000cubicmeters.Thenationaltotalof638900lakeswaterinlet,theearth'ssurfaceandundergroundwatersourceisrespectively1.17and1847.China'spercapitawaterresourcesisonly2100cubicmeters,only28%oftheworld'spercapita.Inthenorthernregion,waterresourceisveryshortage,theYellowRiver,huaiheriver,haihe

6、riverthreepercapitawaterresourcesquantityrespectivelyforthenationalaverageofonly30.1%,21.6%and12.9%.China'spercapitafreshwaterresourcesisonlyaquarteroftheworld'saverage,ranked110intheworld,isoneofthepoorestcountriesintheworldpercapitawaterresources.Availablewaterresourcespercapitaiso

7、nly900cubicmeters,andunevenlydistributed.Theendofthe20thcentury,thepresenceofmorethan400citiesinmorethan600citieshaswatersupplyshortageproblem,theseriouswatershortagecitymorethan110,thenationaltotalwatershortageof6billioncubicmeters.[2]1.2SituationofwaterpollutioninChinaChina'stopten

8、riverbasinwa

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