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环境科学有关论文范例,与学周刊发表文2016年,学周刊发表文资料相关论文摘要怎么写

本论文是一篇环境科学有关论文摘要怎么写,关于学周刊发表文2016年,学周刊发表文资料相关函授毕业论文范文。免费优秀的关于环境科学及图书馆及大气科学方面论文范文资料,适合环境科学论文写作的大学硕士及本科毕业论文开题报告范文和学术职称论文参考文献下载。

5forcing.A200-hPageopotentialheightresponseintheseexperimentsshowsapositiveanomalyoverthesoutherncenteroftheNAOembeddedintheRossbywavetrainspropagatingfromthewesterntropicalPacific.IndianOceanSSTAleadtomuchweakerpositiveNAOprimarilythroughtheeffectonitsnortherncenter.SSTforcingconfinedtotheNorthAtlanticnorthofequatordoesnotproducearesponsestatisticallydifferentfromthecontrolsimulation,suggestingthatitisnotstrongenoughtosignificantlyaffectthephaseofthedecadalNAO.InclusionoftheSouthAtlanticnorthof45°southdoesnotchangethisresult.

(ClimateDynamics30(6)馆藏纸本,电子版地址china.springerlink./content/w6723t138068u175/p等于dce1999a435c43bea8525c0640b3f4bb&,pi等于4)TheVariationofENSOCharacteristicsAssociatedwithAtmosphericParameterPerturbationsinaCoupledModel

耦合模式中与大气参数微扰有关ENSO特性的变化

ThomasToniazzo等

WeanalysethedifferencesinthepropertiesoftheElNioSouthernOscillation(ENSO)inasetof17coupledintegrationswiththeflux-adjusted,19-levelHadCM3modelwithperturbedatmosphericparameters.Withinthisensemble,thestandarddeviationoftheNINO3.4deseasonalisedSSTsrangesfrom0.6to1.3K.ThesystematicchangesinthepropertiesoftheENSOwithincreasingamplitudeconfirmthatENSOinHadCM3isprevalentlyasurface(orSST)mode.Thetropical-PacificSSTvariabilityintheensembleofcoupledintegrationscorrelatespositivelywiththeSSTvariabilityinthecorrespondingensembleofatmospheremodelscoupledwithastaticmixed-layerocean("slab"models)perturbedwiththesamechangesinatmosphericparameters.ComparisonwiththerespectivecoupledENSO-neutralclimatologiesandwiththeslab-modelclimatologiesindicateslow-cloudcovertobeanimportantcontrollingfactorofthestrengthoftheENSOwithintheensemble.Ouranalysissuggeststhat,intheHadCM3model,increasedSSTvariabilitylocalisedinthesouth-easttropicalPacific,notoriginatingfromENSOandassociatedwithincreasedamountsoftropicalstratocumuluscloud,causesincreasedENSOvariabilityviaanatmosphericbridgemechanism.TherelationshipwithcloudcoveralsoresultsinanegativecorrelationbetweentheENSOactivityandthemodel'sclimatesensitivitytodoublingCO2.

(ClimateDynamics30(6)馆藏纸本,电子版地址china.springerlink./content/n5q976655466t817/p等于1ce5e00da1454596aa780e1130d27d74&,pi等于5)FutureChangesinCycloneClimatologyOverEuropeasInferredFromaRegionalClimateSimulation

区域气候模拟推断的欧洲上空气旋气候学未来变化

P.Lionello等

Thisstudyanalyzesthecycloneclimatologyinregionalclimatemodelsimulationsofpresentday(1961–1990)andfuture(2071–2100,A2andB2emissionscenarios)europeanclimateconditions.ThemodeldomaincoverstheareafromScandinaviatoNorthernAfricaandfromtheEasternAtlantictoRussiaatahorizontalgridspacingof50km.Comparedtopresentday,intheA2andB2scenarioconditionstheannualaveragestormtrackintensityincreasesovertheNorth-EastAtlanticanddecreasesoverRussiaandtheEasternMediterraneanregion.ThisoverallchangepatternislargerintheA2thanintheB2simulations.However,thecycloneclimatologychangesignalshowsalargeintermonthlyvariabilityandimportantdifferencesacrossEuropeanregions.ThelargestchangesarefoundovertheNorth-EastAtlantic,wherethestormtrackintensityincreasesinwinteranddecreasesinsummer.AsignificantreductionofstormtrackintensityisfoundduringlatesummerandautumnovertheMediterraneanregion,andfromOctobertoJanuaryoverRussia.ThenumberofcyclonesdecreasesinfutureconditionsthroughoutEurope,exceptovertheCentralEuropeandMediterraneanregionsinsummer(whereitincreases).ThefrequencyofintensecyclonesandthedepthofextremecyclonesincreaseovertheNorth-EastAtlantic,decreaseoverRussiaandshowanirregularresponseovertherestofthedomain.

(ClimateDynamics30(6)馆藏纸本,电子版地址china.springerlink./content/m76p64n078w8x312/p等于1ce5e00da1454596aa780e1130d27d74&,pi等于6)InterannualVariationsandFutureChangeofWintertimeExtratropicalCycloneActivityOverNorthAmericainCCSM3

CCSM3模式中北美洲上空冬季温带气旋活动的年际变率和未来变化

HaiyanTeng等

ClimatologyandinterannualvariationsofwintertimeextratropicalcyclonefrequencyinCCSM3twentiethcenturysimulationareparedwiththeNCEP/NCARreanalysisduring1950–1999.CCSM3cansimulatethestormtracksreasonablywell,althoughthemodelproducesslightlylesscyclonesatthebeginningofthePacificandAtlanticstormtracksandweakerpolewarddeflectionoverthePacific.Asinthereanalysis,frequencyofcyclonesstrongerthan980hPashowssignificantcorrelationwiththePacific/NorthAmerica(PNA)teleconnectionpatternoverthePacificregionandwiththeNorthAtlanticOscillation(NAO)intheAtlanticsector.CompositemapsareconstructedforoppositephasesofElNino-SouthernOscillation(ENSO)andtheNAOandallanomalouspatternscoincidewithobserved.OneCCSM3twenty-firstcenturyA1BscenariorealizationindicatesthereissignificantincreaseintheextratropicalcyclonefrequencyontheUSwestcoastanddecreaseinAlaska.Meanwhile,cyclonefrequencyincreasesfromtheGreatLakesregiontoQuebecanddecreasesovertheUSeastcoast,suggestingapossiblenorthwardshiftoftheAtlanticstorm

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