2016职称英语理工b所有文章带翻译字典版 小抄版 已按字母排序方便查找

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1、ASunshadeforthePlanet地球防晒霜　　Evenwiththebestwill1intheworld,reducingourcarbonemissionsisnotgoingpreventglobalwarming.Ithasbecomeclearthatevenifwetakethemoststrongmeasurestocontrolemissions,theuncertaintiesinourclimatemodelsstillleaveopenthepossibilityofextremewarmingandrisesinsealevel.Atthesametim

2、e,resistancebygovernmentsandspecialinterestgroupsmakesitquitepossiblethattheactionssuggestedbyclimatescientistsmightnotbeimplementedsoonenough.　　Fortunately,iftheworstcomestotheworse2,scientistsstillhaveafewtricksuptheirsleeves3.Forthemostparttheyhavestronglyresisteddiscussingtheseoptionsforfearo

3、finvitingasenseofcomplacencythatmightthwarteffortstotackletherootoftheproblem.Untilnow,thatis.Agrowingnumberofresearchersaretakingafreshlookatlarge-scale“geoengineering”projectsthatmightbeusedtocounteractglobalwarming.“Iusetheanalogyofmethadone4,”saysStephenSchneider,aclimateresearcheratStanfordU

4、niversityinCaliforniawhowasamongthefirsttodrawattentiontoglobalwarming.“Ifyouhaveaheroinaddict,thecorrecttreatmentishospitalization,andalongrehab.Butiftheyabsolutelyrefuse,methadoneisbetterthanheroin.　　Basicallytheideaistoapply“sunscreen”tothewholeplanet.Oneastronomerhascomeupwitharadicalplantoco

5、olEarth:launchtrillionsoffeather-lightdiscsintospace,wheretheywouldformavastcloudthatwouldblockthesun’srays.It’scontroversial,butrecentstudiessuggesttherearewaystodeflectjustenoughofthesunlightreachingtheEarth’ssurfacetocounteractthewarmingproducedbythegreenhouseeffect.Globalclimatemodelsshowthat

6、blockingjust1.8percentoftheincidentenergyinthesun’srayswouldcanceloutthewarmingeffectsproducedbyadoublingofgreenhousegasesintheatmosphere.Thatcouldbecrucial,becauseeventhemostsevereemissions-controlmeasuresbeingproposedwouldleaveuswithadoublingofcarbondioxidebytheendofthiscentury,andthatwouldlast

7、foratleastacenturymore.ASunshadeforthePlanet地球防晒霜  就算怀着最美好的愿望，仅仅减少二氧化碳的排放量还是不能制止全球变暖。很明显，即便采取最强硬的措施来控制排放，气候的变化无常仍能导致极速变暖和海平面上升。另一方面，受到政府和特殊利益群体的阻挠，气候学家往往不能将措施很快实施彻底。  ’  幸好，如果被逼上绝路，科学家们还有最后几招。在大多数情况下，他们拒绝讨论这些施，害怕人们会因此沾