简介：Thearticlestudiestourismeco-environmentof14citiesofGangsuProvince,China,basedonGISwithmanykindsofmulti-subjectspatialdatabase,suchasremotesensingdata,observationdataandliteraturedata.Theresearchresultswereasfollows.First,spatialfeaturesof14cities'tourismeco-environmentaredisplayedwithfivelevelsofvulnerabilityrespectively.ThevulnerabilityinGansubecomesworsefromGannanCity,locatedinsouthernGansutoHexiCorridorwhichliesinnorthwesternGansu.Second,theareasofabovethemiddlevulnerabilitylevelmakeup75%ofthetotalareasofGansuProvince.Third,morethan70%ofhigh-levelhumanandnaturaltourismresourcesareintheareaswithhighvulnerabilityeco-environment.Fourth,itiscrucialtodevelopcomprehensivetourismindustryinordertoimprovetheharmoniousdevelopmentbetweentourismindustryandeco-environmentinGansuProvince.

简介：ResidentialwateruseisgraduallybecomingthefocusinChina'smunicipalwatersupplyplanningandmanagementinrecentyears.Littleisknown,however,abouttheresidentialwateruseinmodemChinaduetothetransitionofeconomyandenhancementofmanagementonwaterconservation.InordertobetterunderstandthecharacteristicsofresidentialwateruseinNorthChina,amodelforidentifyingthedeterminantsofresidentialwaterusewasestablishedandanalyzedbyusingpaneldataandcross-sectiondatamethodologies.ThenTaiyuancity,thecapitalcityofShanxiProvinceinNorthernChinawasselectedasacasestudy.Boththeanalysesandfieldinvestigationindicatethattherelativelyslowincreaseofresidentialwateruseinrecentyearsmayresultfromtheimplementationofstrictlawsandregulationsonwaterconservation.Andthroughtheinvestigation,first-handinformationaboutwaterconsumptionpattern,waterreuse/conservation,people'sattitudetowardwaterquantityandquality,etc.havebeenobtained.

简介：Thispaperanalyzestheimpactofincomedistributiongaponconsumptiondemandfromatheoreticalview,anddrawstheconclusionthatthereisaninverserelationshipbetweenincomedistributiongapandconsumptiondemand.Then,thepaperfindsthattheexistingwideningincomedistributiongapinChinahasanegativeimpactonconsumptiondemand,butthisisnotthekeyfactorfortheinsufficientconsumptiondemandbecauseofthelowlevelofpercapitalincome.Atlast,itsuggeststhatgovernmentsshouldimprovetheincomelevelofentireresidentsandadjustincomedistributionstructuresimultaneously.

简介：Researchingthedynamicdistributioncharacteristicsandtrendevolutionofagriculturalcarbonemissionsisofconsiderablesignificanceinformulatinganeffectiveagriculturalcarbonreductionpolicy.Basedonmeasurementofagriculturalcarbonemissionsof31provincesovertheperiod2002-2011,thestudyobservedregionaldifferencesandthedynamicevolutionofdistributionofagriculturalcarbonemissionsusingagriculturalcarbonintensityastheindicator,accompaniedbyGinicoefficientsandthekerneldensityestimationmethod.TheresultsdemonstratefirstthatagriculturalcarbonemissionsforChinashowanobviousnonequilibriumnatureinregardtospatialdistribution.Accordingtothedifferencesinagriculturalcarbonemissionsdynamictrends,wedividedthe31regionsintofourtypes-continuousdecline,fluctuatingdecline,continuousincrease,andfluctuatingincrease.Further,agriculturalcarbonemissionsintensityshowedadownwardtrendwithsignificantdifferencesintheresearchareas.Second,thegapinspatialdistributionofnationalagriculturalcarbonemissionsisgraduallyexpandingbasedontheresultscalculatedbyGinicoefficient.Fromtheperceptionofregionaldifferencesinagriculturalcarbonemissions,theeasternregionshowedanaveragelevel,thegapwasmoreobviousinthecentralregion,whilewesternregionshowedatrendoffluctuatingdownward.Third,accordingtoestimationbykerneldensity,theregionaldisparityinagriculturalcarbonemissionshadadownward,butlimited,trend.Inregardtoagriculturalcarbonemissionsoverthethreeareas,theregionalgapnotonlytendedtodecreasebutalsoshoweda"fourway"differentiationphenomenonintheeasternregion.Thedifferenceinthecentralregiondifferencewasnarrower.Onthewhole,thegapforthewesternregionreducedsteadilyoverasmallrange.

简介：Thispaperstudiesfactorsinfluencingrural-urbanlabormigrationinChina,particularlytheimplementationofruralcooperativemedicalinsurance(RCMI)intheyear2003.Withthesupportofdataanalysisfromtheyear2000,2004and2006,clearlinearcorrelationsarefoundbetweengender,income,healthconditionandrural-urbanlaborflow,whereastheimpactofeducationandemploymentstatusaremorecomplicated.Moreimportantly,resultsfromregressionshowthattheestablishmentofRCMIincountrysideofChinanotonlyinhibitsruralresidentsfromseekingemploymentoutsidethevillage,butalsopullsbackruralpeoplewhohavealreadyworkedincities.Whenregionaldimensionisconcerned,thepurecompositeeffectofRCMIonrurallaborflowislesssignificantincoastalareaswithbettereconomicperformanceandmedicalservice.