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為國家扛起更大的責任和擔當

時間:2025-05-15 00:29:54 來源:網絡整理 編輯:時尚

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Globalgreenhousegasreductioninpaperindustryrequiresdiversestrategies:study_GuangmingOnlineBEIJING,De

Globalgreenhousegasreductioninpaperindustryrequiresdiversestrategies:study_GuangmingOnlineBEIJING,Dec.25(Xinhua)--Agroupofresearchershaveassessedthenetglobalgreenhousegas(GHG)emissionsofdomesticpaper-relatedindustriesacross30majorcountriesfrom1961to2019andfoundsignificantdifferencesintermsofhistoricalemissionevolutiontrendsandstructuresinthesecountries,accordingtoarecentstudypublishedinthejournalNature.ThepulpandpaperindustryisanimportantcontributortoGHGemissions.Country-specificstrategiesareessentialfortheindustrytoachievenet-zeroemissionsby2050,givenitsvastheterogeneitiesacrosscountries,thestudynoted.ResearchersfromtheDepartmentofEnvironmentalScienceandEngineeringofFudanUniversitycooperatedwithinternationalpartnerstosetupagreenhousegasemissionsdatasetconcerningthepaperindustryandproposedastrategytoreachnet-zeroemissionby2050,whichtookintoaccountthelocalconditionsofcountries.Theresearchshowedthattheglobalpaperindustryhademitted43.5billiontonnesofcarbondioxideequivalentofgreenhousegasesfrom1961to2019.Netgreenhousegasemissionsofthepaperindustrygloballyshowedatendencytorisefirstandthendeclineorstabilize.Allcountriesareexpectedtoachievenet-zeroemissionsfortheirpulpandpaperindustriesby2050,withasinglemeasureusedformostdevelopedcountriesandmultiplemeasuresemployedforthemajorityofdevelopingcountries,accordingtothestudy.Theresultsofscenarioanalysisshowedthatimprovementsinbothenergystructuresandenergyefficiencyareeffectivemeasurestoreduceemissions,andwhichcanachieveaverageemissionreductionsof64percentand41percent,respectively,acrossthe30countriesstudied.Editor:DisclaimerTheviewsandopinionsexpressedinthisarticlearethoseoftheauthor's,GMW.cnmakesnorepresentationsastoaccuracy,suitability,orvalidityofanyinformationonthissiteandwillnotbeliableforanyerrors,omissions,ordelaysinthisinformation.
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