简介:DramaticeconomicandsocialchangeshavetakenplaceinJiangyincityduetorapidandunevenurbanizationandindustrialization.Theenvironmentaldegradationhasfolloweddrivenbythesechangessincethe1980's.Withthepressuresandeffectsofenvironmentaldeterioration,thecityhasimplementedenvironmentalmanagementtoholdbackthetrendsofnegativeenvironmentalchanges.Fromtheviewpointofsystems,DPSERisagoodmodelforurbanenvironmentalchangestounderstandthecauses,pressure,state,effect,existingresponsesandfutureactionstrategies.WetookJiangyincity,adevelopedcityinSouthJiangsuprovince,EastChina,asanexample,andanalyzedthecharacteristicsofenvironmentalchangesandurbanresponsesusingDPSERmodel.Someoperationalstrategieshavebeenputforwardtodirectthecityenvironmentalmanagementtowardsasustainableroadstepbystep.
简介:TheGreatEastJapanEarthquakeinMarch2011devastatedtheeasternregionofJapan.Duetotheresultingnuclearaccident,JapaneseCabinetdecidedtoreviseitsenergypolicies.TheEnergyandEnvironmentCouncilinNationalPolicyUnitpublishedoptionsonthenation’sscenariosforenergyandeconomyin2030.Weestimatedtheeconomicimpactsoftheoptionstonationaleconomyandhouseholdsin2030.Finally,weclarifiedsignificantfactorstoestablishasecure,affluentandlow-carbonsocietybasedontheenergyscenarios.