简介：WiththerapidsocialandeconomicdevelopmentoftheTibetAutonomousRegion,thesituationinregardtoenergysupplyanddemandisincreasinglytense.Meanwhile,thedevelopmentofrenewableenergyinTibethasbeengivenconsiderablepracticalsignificancebyitspeculiarecologicalenvironment.GiventhecomplementarityofrenewableenergiesinTibet,usingthemethodoffactoranalysis,wederivedfourmajorfactors:levelofeconomicdevelopment,socialdevelopment,industrialdevelopment,andenergyendowment,whichhelptoevaluatedevelopmentconditionsindifferentregionsofTibet.Treatingthesefourfactorsequally,weusedthehierarchicalclusteringmethodtodeterminetheorderofregionaldevelopment.Thusweacquireathree-stageplanningprojectforrenewableenergy.Inthefirststage,Lhasaplaysaleadingroleinpromotingthedevelopmentofrenewableenergy,particularlythatbasedonsolarandwindenergy.Therearetwophasesinthesecondstage,thefirstbeingtosimultaneouslydevelopsolarandwindenergyinXigazeandNyingchi.ThesecondistodevelopsolarandwindenergyinaccordancewiththetimeofyearinQamdo,Nagqu,andAli,with1.145billionkWhelectricitytobegenerated.ThethirdstageistodevelopenergyproductioninLhokaPrefecture,with1.369billionkWhelectricitytobegenerated.Attheendofthethree-stageproject,consumptionofavailableelectricitywillhavereached4.045billionkwh,withmajorsocialandeconomicbenefits.

简介：Becomingtheworld’slargestemitterofcarbonmakesChinatheobjectofcriticism;however,peoplemayignorethefactthatwhenChinaexportslow-carbonproducts,thecarbonemissionshavebeenleftinthemeanwhile,formingtheso-called"embodiedcarbon".Usingtheinput-outputmodel,thispaperanalyzesthecarbonemissionintensityandamountofembodiedcarbonofvarioussectorsinChina’sexporttradein2002and2007,andfiltersouthighcarbonemissionsectors.Inaddition,thispaperalsopointsouttheproblemofcarbonemissions’internationaltransferfromdevelopedcountriestoChinathroughtheanalysisofnationalandregionalflowofexportcarbonemissionsandchangingoftheproportionofemissionsforexportsrelativetototalemissions,andexplainsthereasonthatcausedcarbontransfertoChinabyusingthetreadmillofproductiontheory.Basedonthat,thispaperproposessomemeasuresforcarbonreductioninChinafromtheforeigntradeperspective.