资源描述:
《global warming is not a crisis》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、GlobalWarmingIsNotaCrisisbyDavidMalakoffNPR.org,March22,2007·Climatechangeisbignewsthesedays,frommeltingmountainglacierstowarmingseas.ButisthebuildupofcarbondioxideintheEarth'satmosphereleadingtoacrisis?ThatwasthequestionatthecoreofarecentOxford-styledebatecalledIntelligenceSquaredU.S.Theseries
2、isbasedontheIntelligenceSquaredprogramthatbeganinLondonin2002.Threeexpertsargueinfavorofamotion;threeothersargueagainstit.Inthisdebate,thepropositionwas:"GlobalWarmingIsNotaCrisis."Inavotebeforethedebate,about30percentoftheaudienceagreedwiththemotion,while57percentwereagainstand13percentundecid
3、ed.Thedebateseemedtoaffectanumberofpeople:Afterward,about46percentagreedwiththemotion,roughly42percentwereopposedandabout12percentwereundecided.Highlightsfromthedebate:--------------------------------------------------------------------------------FORTHEMOTIONMichaelCrichton,authorandfilmmakerk
4、nownforJurassicParkandthetelevisionshowE.R.,says:"Istheglobewarming?Yes.Isthegreenhouseeffectreal?Yes.Iscarbondioxide,agreenhousegas,beingincreasedbymen?Yes.Wouldweexpectthiswarmingtohaveaneffect?Yes.Dohumanbeingsingeneralaffecttheclimate?Yes.Butnoneofthatanswersthecorequestionofwhetherornotcar
5、bondioxideisthecontemporarydriverforthewarmingwe'reseeing.AndasfarasIcouldtellscientistshad,hadpostulatedthatbuttheyhadn'tdemonstratedit.SoI'mkindofstrandedhere."--------------------------------------------------------------------------------RichardS.Lindzen,theAlfredP.Sloanprofessorofmeteorolo
6、gyattheMassachusettsInstituteofTechnology,says:"Pleasekeepinmindwhatthepropositionis.Itisnotadebateoverwhethertheearthhasbeenwarmingoverthepastcentury.Theearthisalwayswarmingorcooling,atleastafewtenthsofadegree….Indeed,asfarasIcantell,evenouropponentsdonotclaimthatglobalwarmingisacrisisatpresen
7、t.Rather,weareprimarilyaddressingthefuture.Now,muchofthecurrentalarm,Iwouldsuggest,isbasedonignoranceofwhatisnormalforweatherandclimate."--------------------------------------------------------------------------------PhilipStott,e