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1、AnanysisofapplicationofGISonCityCarbonFootprintXiaojinliang，Jinwang，LiuchangchengAbstract：“Low-carboncity”isthetendencyoffuturesociety，“CarbonFootprint”asCarbonemissionsunitsofmeasurement，isSlowlybeingrecognized。Spacedatacouldbeget，stored，managed，analyzedthroughGIS。TheSpecialphysicalpropertieofCar
2、bondioxidecanberepresentedbyRemoteSensing，thenGISproducedtheimage，getthebuffer。DesigningofbufferofCarbonFootprintcanhelpusguideconstructionof“Low-carboncity”。Keyword：“CarbonFootprint”；GIS；“Low-carboncity”GISisakindofspecificveryimportantspaceinformationsystem,isincomputerhardwareandsoftwaresystems
3、upport,tothewholeorpartoftheearth'ssurface(includingatmosphere)concerneddistributiondataacquisition,storage,management,operations,analysis,displayanddescriptionofthetechnicalsystem[1].Inrecentyears,withthedevelopmentofcomputertechnologyandpopularization,GIShasbeenusedinallareasofsociety,resourcema
4、nagement,transportation,electronicbusinessaffairs,thepopulationmanagement,environmentmonitoringandenvironmentprotection,etc.1.TheGISconceptandfunction(1)GISconceptGISnamelytheGeographicInformationSystem(GeographicInformationSystem),after40yearsofdevelopment,totodayhasbecomeaquitematuretechnology,a
5、ndgetawiderangeofapplications.GISconceptcomplex,differentfieldstheconceptisdifferent,insimpleterms,GISissurveyingandmappingmeasurementforthefoundation,bythedatabaseasthedatastorageanduseofthedata,computerprogrammingasaplatformofglobalspatialanalysisreal-timetechnology.ThisistheessenceofGIS,alsoist
6、hecore.(2)GIScompositionFromthepointofviewoftheapplication,thegeographicalinformationsystembythehardware,software,data,personnelandthemethodoffiveparts.Hardwareandsoftwareforthegeographicinformationsystemconstructiontoprovideenvironment;DataistheimportantcontentoftheGIS;MethodsforGISconstructionto
7、providesolutions;Personnelisthekeyofthesystemconstructionanddynamicfactors,directlyaffectsandcoordinateseveralothercomponent.(3)GISfunctionJustGISitself,mostofthefunctionismoreoftheaverageallGISwithfivetypesofbas
