学术英语论文

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1、学术英语论文题H:CarbonDioxideandGlobalWarming姓名：学号：老师：CarbonDioxideandGlobalWarmingAbstractCarbondioxideplaysaveryimportantroleintheprocessofglobalwarming.InordertoreducethelevelofCO2intheatmosphere，twomainmeasurescanbetaken，carbondioxideemissionreductionandutilizationofCO2.IntroductionSince198

2、5，scientists’Villachmeetingonglobalwarminganditsconsequentclimatechange,greateffortshavebeentakentostudyglobalwarming(Houghton，1990).Accordingtotheirresearches，globalwarmingisunequivocal，asismanifestedinthreeinternationallyglobaltemperaturerecordswiththeglobalaveragetemperaturerisingatar

3、ateof0.70-0.75°Cper100yearsduring1910-2009(Wenetal”2011).Globaltemperatureincreasewillcauseaseriesofnegativeeffectsonnaturalsystems，includingsnowandicemelting，sea-levelrisingandintermingleinthehydrologicalcycle.AtthesametimetheincreaseinCO2concentrationswillleadtotheacidificationofseawat

4、er.Sucheffectswilldirectlyorindirectlythreatenterrestrialandmarineecosystemsandsocialsystems(FANGJing-Yunetal，2011).Asamaingreenhousegas,carbondioxidehasattractedmanycountries'attentionsince1980.Statisticsindicated，becauseoftheburningofthefossilfuels，185-242billiontonCO2werereleasedintot

5、heatmosphereperyear(YuTian-Jieetal”2008).Recently，withthedevelopmentofnaturalgas，thecontentofcarbondioxideinthenaturalgasisalsoincreasingyearbyyear.ThelargenumberofCO2emissions，notonlycauseswasteofcarbonresource,butalsocontributestotheglobalwarming.Inordertoimprovethesituation，’’KyotoPro

6、tocol”wasputforwardtolimitdevelopedcountriestoreducetheemissionofCO2.Therefore，American，BritainandGermanyallresearchedtomakeareductionsystem.Meanwhile，JapanstartedtoincreasethespeedofstudyofCO2，planedtobuildanindependentindustrysystemtotakeCO2asthechemicalmaterial(YuTian-Jieetal，2008).Ca

7、rbondioxideiscloselyrelatedtoglobalwarming，itsemissionreductionandutilizationarenodelay.TherelationshipofcarbondioxideandglobalwarmingCarbondioxideisanimportantreactorofglobalwarming.In2008,ShiGuang-YuworkedinChineseAcademyofSciences’InstituteofPhysicssummarizedthatifdoub