Page 5 - 《水资源与水工程学报》2022年第2期
P. 5

!33 " ! 2 #                       & ' ( ) & * + , -                               Vol.33No.2
               2022 $ 4 %               JournalofWaterResources&WaterEngineering                 Apr.,2022

            DOI:10.11705/j.issn.1672-643X.2022.02.01



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                Decouplinganalysisofwaterutilizationandeconomicdevelopmentinthe
                  YellowRiverBasin:Basedonquantityandqualityofwaterresources

                                        YANGYanyan,WANGYongyu,XUQiyang
                           (SchoolofStatistics,LanzhouUniversityofFinanceandEconomics,Lanzhou730020,China)

                 Abstract:Reducingwaterconsumptionandwaterenvironmentpollutionwhilepromotingeconomicgrowth
                 isanimportantwaytoachieveecologicalprotectionandhighqualitydevelopmentintheYellowRiverBa
                 sin.Basedonthewaterfootprinttheoryandmethod ,wemeasuredthewaterconsumptionandwaterenvi
                 ronmentpollution,andusedtheTapiodecouplingindexmodeltoexaminethedegreeofdecouplingofwa
                 terquantity (quality)footprintandeconomicdevelopmentintheYellowRiverBasin.Theresultsshowed
                 thatthewaterquantityfootprintpresentedanoverallupwardtrendfrom2000to2019 ,withthegreatest
                 waterdemandseeninagriculturalproduction.Waterenvironmentpollutionhadbeensystematicallyad
                 dressedandthewaterqualityfootprintfluctuatedinadownwardtrend.Waterquantity(quality)footprint
                 andeconomicdevelopmentweremostlyinrelativeandweakdecouplingstatus ,andthedecouplingstatus
                 ofwaterqualitywasbetterthanthatofthewaterquantity,butneitherwasoptimallydecoupled.Water
                 quantityfootprint ,waterqualityfootprintandthedecouplingofthetwofromeconomicdevelopmentwere
                 significantlydifferentiatedfromregiontoregionintheYellowRiverBasin.Thewaterquantityfootprint
                 andwaterqualityfootprintindescendingorderwereasfollows :downstream,midstreamandupstream.
                 Thewaterfootprintwasbetterdecoupledfromeconomicdevelopmentintheupstreamanddownstreamare
                 asthanthatinthemidstream,andtheorderofdecouplingofwaterqualityfootprintfromhightolowwas:
                 downstream,midstreamandupstream.Itissuggestedthatwaterconservationinagriculture,waterpollu

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