简介:
简介:
简介:
简介:TheCountryParksofHongKongoccupy40%ofthetotallandmassofHongKong,andconsistsofvastareasofsecondarywoodlands,scrublands,grasslands,andreservoirs.Thatvegetation-andthesoilunderneathsubtractcarbonfromtheatmosphere,whichhasamarketvalue.Theaimofthispaperistoestimatethevalueofthatcarbon,toassesswhetherthatvaluewouldbesufficienttopayfortheupkeepoftheCountryParks,andtocomparethatvaluetothecostsofalternativewaystoreduceatmosphericcarbondioxide.Todothis,wecomparethelandcoverof1978,1991,1997and2004usingremotesensing,andidentifythethreepredominantlandcovers(woodlands,scrublands,grasslands).WethenestimatetheamountandvalueofthecarbonsequesteredbythevegetationandsoiloftheCountryParks,andcompareittothebudgetavailabletotheAgriculture,FisheriesandConservationDepartmenttoruntheCountryParks(HK$234millionin2009/2010).Weextrapolateourresultsover50years,from1978to2028.Weconcludethatby2028thecarbonsequesteredwouldbevaluedoverHK$800million,butthevalueoftheadditionalcarbonsubtractedyearlywouldonlycoverapproximately7%ofthetotalbudgetneededtoruntheCountryParks.WealsoconcludethatbecauseofthelargebudgetallocatedtotheCountryParks,alternativemethodsofcarbonsequestration-representedbytheEUETSpriceofcarbon-aremuchcheaper.
简介:Anewsituationhasemergedasaresultofglobalclimatechangefollowingthe'ParisAgreement',whichgivesrisetonewopportunitiesforcarbonmarket.Carbonmarketasamechanismtopromotelow-carbondevelopmenthasbeenexploredbothintheoreticalresearchandpracticalapplicationhomeandabroadforseveralyears.However,therearestillmanyproblemstosettle,suchasthepotentialuncertaintytodetermineanddistributetotalcarbonemissions,pricedistortionsinhigh-carbonproductsandservicesinthemarket,mainbodiesresponsibleforthecarbonemissioninurbaninfrastructure,etc.Allthesehaveformedaconstraintonthefurtherdevelopmentofcarbonmarket.Throughthehistoricalanalysisoftheactualdevelopmentofthecarbonmarket,thispapertriestoidentifypracticalproblemswhichshouldbesolvedurgently,andprovidesideasforChinatoestablishaunifiednationalcarbonmarketin2017,whichisnotonlythenationalmeasurestoparticipateinthe'ParisAgreement'actively,butalsotheimplementationofChina’ssustainabledevelopmentstrategy.