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ID:40548496
大小:1.40 MB
页数:11页
时间:2019-08-04
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1、GlobalandPlanetaryChange100(2013)172–182ContentslistsavailableatSciVerseScienceDirectGlobalandPlanetaryChangejournalhomepage:www.elsevier.com/locate/gloplachaAnalysisofchangesinmeteorologicalvariablesusingMann-KendallandSen'sslopeestimatorstatisticaltestsinSerbiaMilanGocic⁎,Sl
2、avisaTrajkovicFacultyofCivilEngineeringandArchitecture,UniversityofNis,A.Medvedeva14,18000Nis,SerbiaarticleinfoabstractArticlehistory:TheannualandseasonaltrendsofsevenmeteorologicalvariableswereanalyzedfortwelveweatherstationsReceived16February2012inSerbiaduring1980–2010.Theno
3、n-parametricMann-KendallandSen'smethodswereusedtodetermineAccepted21October2012whethertherewasapositiveornegativetrendinweatherdatawiththeirstatisticalsignificance.Theoccur-Availableonline26October2012renceofabruptchangeswasdetectedusingcumulativesumchartsandbootstrapping.Inthe
4、presentstudy,theincreasingtrendswereindicatedinbothannualandseasonalminimumandmaximumairtemperatures'Keywords:series.Therelativehumiditydecreasedsignificantlyinsummerandautumn,whilethevaporpressurehadameteorologicalvariablestrendanalysissignificantincreasingtrendinspring,summera
5、ndautumn.Besides,nosignificanttrendsweredetectedinMann-Kendalltestsummerandwinterprecipitationseries.Ingeneral,theresultsofusingtheMann-KendallandSen'stestsSen'sslopeestimatordemonstratedthegoodagreementofperformanceindetectionofthetrendformeteorologicalvariables.©2012ElsevierB
6、.V.Allrightsreserved.1.IntroductionInSwitzerland,Ceppietal.(2012)performedthetrendanalysisoftemperaturesfrom1959to2008,usinga2×2kmgriddeddataset.Climatechangeisreferredtoaslargevariationsinclimateaver-Theyfoundthattheseasonaltrendsareallpositiveandmostlysignif-ageswhichexistfo
7、rdecadesorevenlongerperiods.Althoughclimateicantwithanannualaveragewarmingrateof0.35°C/decade.changeoccurredonaglobalscale,itsimpactsoftenvaryfromregionTrendsofstreamflowintheTarimRiverBasinduringthepasttoregion(TrajkovicandKolakovic,2009).Therefore,theanalysisof50yearsareanaly
8、zedbyTaoetal.(2011).Theresultsindicatedchangesinmeteorologica
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