Page 72 - 《水资源与水工程学报》2022年第2期
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!33 " ! 2 #                       & ' ( ) & * + , -                               Vol.33No.2
               2022 $ 4 %               JournalofWaterResources&WaterEngineering                 Apr.,2022

            DOI:10.11705/j.issn.1672-643X.2022.02.09


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                 HIAJK:P333;TV121   LMNOP:A    LQRK:1672643X(2022)02006809

             Advancesinresearchmethodsofrunoffevolutionunderchangingenvironment

                                                                           1,2
                                                                                           1,2
                                      1,2
                                                          1,2
                           SONGYitao ,WANGShuangtao ,LUOPingping ,ZHAXianbao ,
                                                     1,2
                                                                 1,2
                                                                              1,2
                                          XUChengyi ,CAOZhe ,ZHUWei
              (1.SchoolofWaterandEnvironment,Chang’anUniversity,Xi’an710054,China;2.KeyLaboratoryofSubsurfaceHydrology
                      andEcologicalEffectsinAridRegion ,MinistryofEducation,Chang'anUniversity,Xi’an710054,China)
                 Abstract:Affectedbythedualeffectsofclimatechangeandhumanactivities,thenaturalrunoffseriesof
                 riverbasinsareexperiencingspatialtemporalevolution.Thestudyontheevolutionofrunoffseriesandits
                 drivingfactorsunderthechangingenvironmentandthepredictionoffuturerunoffunderdifferentclimate
                 modesareofgreatsignificancetowaterresourcesmanagementandlongterm planningofriverbasins.
                 Thecomprehensiveandcomparativestudyontherelevantresearchmethodsarecarriedoutunderthecur
                 rentchangingenvironment ,includingthetestofrunoffevolutiontrend,theattributionanalysisofrunoff
                 variationandpredictionoffuturerunofftrend.Theresultsshowthatthecombinationofmultipletest
                 methodsisbetterthananyindividualtest ,andtheresultsofthecombinedtestmethodsaremorereliable.
                 Theimpactsofclimatechangeandhumanactivitiesvarygreatlyindifferentriverbasinsanddifferentpe
                 riods.Theuncertaintyoffuturerunoffpredictionresultsiscausedbythechoiceofclimatemodel ,hydro
                 logicalmodelanddownscalingmethodetc.Theresultscanprovidesomenewideasandscientificrefer
                 encesforthestudyofrunoffevolutionanddrivingfactorsunderchangingenvironment.
                 Keywords:runoffevolution;changingenvironment;quantitativeanalysis;climatemodel;possibleim
                 pact ;uncertainty
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