黄土高原生态脆弱区循环经济发展模式研究

27420057RESOURCESSCIENCEVol.27,No.4July,2005:1007-7588(2005)04-0082-07:2004-10-27;:2005-01-10:(:90102013);(MA)Subglobal::(1962),,,,,E2mail:[e-mail]1,1,2,1,1,1(11,100101;21,100039):,,,(,),,,:;;;;,,,,,,,,,203Pkm2,,,,,,,21[1],,,11.1,,(GDP),,:GDP205,,,,,,,(1,1)12002Table1ContrastofmaineconomicindexbetweenLongxiCountyandrelativeregionsin2002()GDP1897176644937994406271490880544815501561517703132501113768231498141315902476622439122423151314213105141346172:,2003,;2003;2003,:1512002GDPFig11ContrastofperGDPbetweenLongxiCountyandrelativeregionin20021.2,,200249107104,20318Pkm2,115316;,,,200286%,23104,914104,40%,,20021513142%,,,2,(22)2Table2ContrastofpopulationburdenbetweenLongxiCountyandrelativeregions(Pkm2)202180145188571101331801100114031601150GDP(P)1895100176610044931007997100GDP110001932140412020032003,;20031.3,,1998,,311%(625),11310422002Fig12ContrastofpopulationdensitybetweenLongxicountyandrelativeregionsin2002,10121041P,90%,,,1.4,,(,,,),,,2001,,241158kg,,,,,,,,,22.121,,,(,),(38274:)[2]3R,(reducing),;(reusing),;(recycling),,,()()(),2090,1996,GDP,75%,;2000,,2.2,,,[3,4],,,,,,,,,,;,,2.31999,20026,200311,,,,,20043,61),8,482),,,,1)2004310,:2),4:,;,;,,;,8:;;;;;;;33.1,,,,,,,,,48274,,[5]3.2R,,Reducing()Reusing()Recycling()3.3,3.4:,,,,,,,,,,44.1,,,,,,,,,,;;,[6](3)(4):;;,,,,,;,,(PRED),4.241211,3Fig13Circularpatternofcooperationandevolutionofstructure2function2balance2benefitinregionaleco2economysystem4Fig14Greatcircularofresource2environment2industry2resource2environment58274:,,,,,,,,,;,,;41212:,[7],,,,,,,,,,;,,,,;,,,;,,41213,,,,,,1)1),,,,2002.41214,,,,,,,,,41215,,,316,,,,,,,,,;209,,,;,41216,+++,,;,,;,,;:++=;,;55.1,68274,,,,5.2,,,,,,(),,,;,,,;,;5.3,,,,,,,,,,,,,[8]5.4,,;,;;,,,,,5.5,,,[9]:,,,;;,,;,;,,(References):[1].[A]..[C].:,2003.1418.[QUGe2ping.Fromdepurationproductiontocirculareconomy[A].ZHANGKun.TheoryandPracticeofCircularEconomy[C].Beijing:ChinaEnvironmentalSciencePress,2003.1418.][2].[J].,2000,(3):612.[ZHUDa2jian,Fromsustainabledevelopmenttocirculareconomy[J].WorldEnvironment,2000,(3):612.][3]OlliVaris.Waterresourcesdevelopment:viciousandviruouscircles[J].AMBIO,1999,28(7):599603.[4]LesterR.Brown.Eco2economy:BuildinganEconomyfortheEarth[EBPOL],[5].21[M].:,1999.38.[DONGSuo2cheng.NewDiscussiononChinaSustainableDevelopmentin21stCenturyPopulation,Resource,EnvironmentandDevelopmentPatternandCountermeasures[M].Xian:ShanxiPeoplePress,1999.38.][6],,,.[M].:,1999.[DONGSuo2cheng,LIZhou,WEIXiao2dong,etal.StudyonWesternChinaDevelopmentStrategy[M].Xian:ShanxiPeoplePress,1999.][7].[M].:,2001.[HUAn2gang.NewStrategiesofWesternDevelopment][M].Beijing:ChinaPlanningPress,2001.][8].[J].(),1999,(9):5961.[DONGSuo2cheng.NewideaofwesternChinadevelopment[J].TodayChina(Chinese),1999,(9):5961.][9],.[J].,2003,(154):115119.[DONGSuo2cheng,WANGHai2ying.Studyoneco2economicdevelopmentstrategyandcountermeasuresinWesternChina[J].ChinaSoftScience,2003,(154):115119.]78274:ACircularEconomicPatternintheEco2FragileRegionoftheLoessPlateau:ACaseStudyinLongxiCountyofGansuProvinceDONGSuo2cheng1,LIUGui2huan1,2,LIDai1,LIRong2sheng1,LANGYi2huan1(1.InstituteofGeographicSciencesandNaturalResourcesResearch,CAS,Beijing100101,China;2.GraduateSchooloftheChineseAcademyofSciences,Beijing100039,China)Abstract:LongxiCountyofGansuprovinceisatypicalregionwithecologicalfrangibilityintheLoessPlateau.Itsdevelopmentfacestwocontradictionsandtwodilemmas,whicharethelargergapsbetweenlaggedruraldevelopmentandthenationalgoaltobuildawell2offsociety,andthecontradictionbetweensocio2economicpovertyandtheeco2environmentfrangibility.PercapitaGDPinLongxiCountyisaboutUS205whichshowsaremarkablegapcomparedwiththedevelopedregionsinEasternChina.Populationdensityperkm2inLongxiCountyis20318,whichis115timesofthatinthecountryand316timesofthatinGansuprovince.underthisconditions,consequentiallytherearetwodilemmastoacceleratesimultaneouslyeconomicdevelopmentandstrengthenenvironmentalprotectioninthoseregions.Circulareconomy,takingeco2economyasacore,isanecessarywaytosolvethetwoaforementionedcontradictionsandrealizesustainabledevelopmentthroughintegrationofeconomicdevelopmentandenvironmentalprotection.ThispaperanalyzedthesevereproblemsfacingLongxiCountyandputforwardcirculareconomicdevelopmentpatternandpolicysuggestionsaccordingtotheprincipleofRegionalEco2economySystemandthelocalsituations.TheauthorsbroadentheconceptofcirculareconomytotheGreaterCircularEconomyChains,thatis,Resource2Environment2Industry2Resource2EnvironmentandEnterprise2Industry2Region2Society.Productionandconsumptionprocessesareorganizedaccordingtotheprincipleofeco2economysystem,eco2environmentconstructionandeconomicdevelopmentareintegratedintocirculareconomychains;theeco2environment,agricultureandindustryprocessareconnectedbyeco2agriculture,agriculturalindustrializationandeco2industry,respectively.TheprocesscomebacktoresourceandenvironmentsystemandconsequentlyformstheGreatcirculationofResource2Environment2Industry2Resource2Environment.Finallythispaperbroughtforwardfivemeasurestoacceleratethecirculareco