Jens Hesselbjerg Christensen: Danmarks Klimacenter/CRES

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Jens Hesselbjerg Christensen: Danmarks Klimacenter/CRES

Klimamodellering for Arktis -specifikt GrønlandJ.H. Christensen, G. Aðalgeirsdóttir*,K.K. Andersen, F. Boberg,P.L. Langen, K.S. Madsen,R. Mothram og M. Stendel


Temperatur (2021-2050) (2051-2080) - (1961-1990)2021-2050•3 grader varmere i DJFog 2 grader i JJA•Lokalt, op til 6 grader (4)langs V (Ø) kysten•Iskappen: 2 grader2051-2080•7-8 grader varmere iDJF og 3 grader i JJA•Lokalt, op til 12 graderlangs østkysten•Iskappen: 3-4 graderStendel et al. (2008)


Ocean currentHMoistureHHeatMomentumLOcean currentsH©Dethloff


The DMI model system25km set-up5km set-upGCM forces RCMNordic CoEDEFROSTSVALIEC-EARTHEU-project: COMBINEHIRHAM5EU-project Ice2seaPISM: parallel ice sheet modelUniversity of Alaska Fairbanks2 GCM boundaries:HadCM3, ECHAM2 Scenarios: A1B, E1200 yearsCRES: Regional sea level rise


Nuuk setting


Precipitation verification


Ocean


The ocean•Black: observed•Green: all months•Red: June•Blue: June (averaged)


Ice Sheet


120 years run with ECHAM5boundaries


PermafrostAsiaq; ARTEK; University Alaska, Fairbanks; DMI


Annual mean temperature at 1m depthwith GIPL1980-1999 2046-2065 2080-2099Stendel et al. 2012


En fremtid med klimaeffekter

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