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1、--硕士学位论文AbstractNansiLakewhichabsorbsthewaterfrom53riverswhichcomefromLu,Jiangsu,Henan,Anhui,32countiesinShandongProvinceisthelargestmulti-functionsfreshwaterreservoir,withfloodcontrol,drainage,irrigation,watersupply,culture,ransport,tourismandsoon.T
2、heEastRouteofSouth-to-NorthWaterTransferProjectisthewateradjustmentoftheHuang-Huai-HaiandthewaterresourcesallocationoffourimportantRiverBasinsoftheYangtzeRiver,YellowRiver,HuaiheRiver,HaiheRiver.TheobjectiveoftheEastRouteofSouth-to-NorthWaterTransfer
3、Projectistogotothesustainableuseofwaterresources,upportandguaranteesustainableeconomicandsocialdevelopment.NansiLakeisimmenselyinfluencedbytheongoingtheEastRouteofSouth-to-NorthWaterTransferProjectbecauseoftheextensiveinteractionbetweenthem.Aftertheo
4、perationoftheproject,thebufferingeffectoftheNansiLakewillsignificantlychangetherelationbetweentheYangtzeRiverandtheNansiLake,andalsochangethehydrographyandwaterqualityoftheLake,whichinevitablyresultsinthechangeoftheecologicalenvironmentoftheNansiLake
5、.NansiLakeisatypicalecologicalregioninShandongProvinceandinChinaandanimportantfunctionofadjustingandstoringduringtheEastRouteofSouth-to-NorthWaterTransferProject.Therefore,theresearchofecosystemwillhaveimportantpracticalsignificanceandvalueguide.Inth
6、isarticle,basedonthebasicenvironmentalandecologicalconcepts,wetrytodescribeandbrieflyanalyzethemajorenvironmentalissuesoftheNansiLakeregion,whichincludeescalatingwaterpollution,decreaseofbiologicaldiversification,siltstagnation,shrinkofthewaterbody,e
7、tc.Firstly,wediscussdynamicsofwaterqualitiesabouttheresearchofecosystemofNansiLake.Aboutassessmentmodel,weusecompositepollutionindicesmethodwhichincludescompositepollutionindicesandpollutioncontribution.AbouttheresearchofecosystemoftheEastRouteofSout
8、h-to-NorthWaterTransferProjecttoNansiLake,weanalysethemacrocosmicresponseofecosystemoftheeast-routeofSouth-to-NorthProjecttoNansiLake.PotentialinfluencesofNansiLakeareaabouteast-routeofSouth-to-NorthWaterTransferincludesthatthenumberofvascularaquatic
