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1、InternationalJournalofGreenhouseGasControl5(2011)157–166ContentslistsavailableatScienceDirectInternationalJournalofGreenhouseGasControljournalhomepage:www.elsevier.com/locate/ijggcEnvironmentalimpactofcoalminemethaneemissionsandrespondingstrategiesinC
2、hinaYuan-PingCheng∗,LeiWang,Xiao-LeiZhangNationalEngineeringResearchCenterofCoalGasControl,ChinaUniversityofMining&Technology,Xuzhou,Jiangsu221008,ChinaarticleinfoabstractArticlehistory:TheimpactonglobalclimatechangefromcoalminemethaneemissionsinChina
3、hasbeendrawingReceived22May2010attentionascoalproductionhaspowereditseconomicdevelopment.Dataoncoalminemethaneemis-Receivedinrevisedform3July2010sionsfromtheStateAdministrationofCoalMineSafetyofChinahasbeenanalyzed.ItisestimatedthatAccepted26July2010t
4、hemethaneemissionfromcoalmininginChinareached20billionsofcubicmetersin2008,mostofAvailableonline21August2010whichcomesfromstate-ownedcoalmineswithhigh-gascontent.ChinareleasessixtimesasmuchofmethanefromcoalminesascomparedtotheUnitedStates.However,Chin
5、esemethaneemissionfromKeywords:coalproductionaccountsforonlyaverysmallproportionontheenvironmentalimpactwhencom-Coalminemethaneparedtoemissionsofcarbondioxidefromfossilfuelconsumption.TheChinesegovernmenthasshownMethaneemissionChinaenvironmentalawaren
6、essandresolutiononthemitigationandutilizationofcoalminemethaneemis-Greenhousegassions.MeasureshavebeentakentoimplementtheprogramsofmitigationandutilizationofcoalmineGlobalclimatechangemethane,andatthesametime,toensureminingsafety.Nearly7.2billionsofcu
7、bicmetersofmethaneweredrainedfromthecoalmines,and32%ofitwasutilizedin2008.Theslowadvancementoftech-nologiesforthedrainageandutilizationoflow-concentrationmethanefromventilationairhinderstheprogressofmitigationofatmosphericmethaneandtheutilizationofcoa
8、lminemethaneemissions.©2010ElsevierLtd.Allrightsreserved.1.Introductionbalancechange(ForsterandShine,1999,2002;Oinasetal.,2001;Shindell,2001;Smithetal.,2001),the100-yearGWPformethaneRadiativeforcing(RF),thestratosphericallyadjustedradiativehas
