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1、InternationalJournalofGreenhouseGasControl5(2011)157–166ContentslistsavailableatScienceDirectInternationalJournalofGreenhouseGasControljournalhomepage:www.elsevier.com/locate/ijggcEnvironmentalimpactofcoalminemethaneemissionsandrespondingstrategiesinChinaYuan-PingCheng∗
2、,LeiWang,Xiao-LeiZhangNationalEngineeringResearchCenterofCoalGasControl,ChinaUniversityofMining&Technology,Xuzhou,Jiangsu221008,ChinaarticleinfoabstractArticlehistory:TheimpactonglobalclimatechangefromcoalminemethaneemissionsinChinahasbeendrawingReceived22May2010attenti
3、onascoalproductionhaspowereditseconomicdevelopment.Dataoncoalminemethaneemis-Receivedinrevisedform3July2010sionsfromtheStateAdministrationofCoalMineSafetyofChinahasbeenanalyzed.ItisestimatedthatAccepted26July2010themethaneemissionfromcoalmininginChinareached20billionsof
4、cubicmetersin2008,mostofAvailableonline21August2010whichcomesfromstate-ownedcoalmineswithhigh-gascontent.ChinareleasessixtimesasmuchofmethanefromcoalminesascomparedtotheUnitedStates.However,ChinesemethaneemissionfromKeywords:coalproductionaccountsforonlyaverysmallpropor
5、tionontheenvironmentalimpactwhencom-Coalminemethaneparedtoemissionsofcarbondioxidefromfossilfuelconsumption.TheChinesegovernmenthasshownMethaneemissionChinaenvironmentalawarenessandresolutiononthemitigationandutilizationofcoalminemethaneemis-Greenhousegassions.Measuresh
6、avebeentakentoimplementtheprogramsofmitigationandutilizationofcoalmineGlobalclimatechangemethane,andatthesametime,toensureminingsafety.Nearly7.2billionsofcubicmetersofmethaneweredrainedfromthecoalmines,and32%ofitwasutilizedin2008.Theslowadvancementoftech-nologiesforthed
7、rainageandutilizationoflow-concentrationmethanefromventilationairhinderstheprogressofmitigationofatmosphericmethaneandtheutilizationofcoalminemethaneemissions.©2010ElsevierLtd.Allrightsreserved.1.Introductionbalancechange(ForsterandShine,1999,2002;Oinasetal.,2001;Shinde
8、ll,2001;Smithetal.,2001),the100-yearGWPformethaneRadiativeforcing(RF),thestratosphericallyadjustedradiativehas
