Impact of Cloud Physics on the Greenland Ice Sheet Near‐Surface Climate: A Study With the Community Atmosphere Model

Lenaerts, Jan T. M.; Gettelman, Andrew; Van Tricht, Kristof; Kampenhout, Leo; Miller, Nathaniel B.

doi:10.1029/2019jd031470

i

Impact of Cloud Physics on the Greenland Ice Sheet Near‐Surface Climate: A Study With the Community Atmosphere Model

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2020
By Lenaerts, Jan T. M. ; Gettelman, Andrew ; Van Tricht, Kristof ; ...

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Journal Title:

Journal of Geophysical Research: Atmospheres
Personal Author:

Lenaerts, Jan T. M. ; Gettelman, Andrew ; Van Tricht, Kristof ; Kampenhout, Leo ; Miller, Nathaniel B.
NOAA Program & Office:

CIRES (Cooperative Institute for Research in Environmental Sciences)
Description:

TheGreenlandIceSheet(GrIS)islosingmassinanacceleratedfashion,whichisfor˜60% dominatedbyanincreaseinsurfacemelting.CloudsexhibitanimportantcontrolontheGrISsurface energybalanceandsurfacemelt.Therefore,tobettersimulatepresentandfutureGrISclimate,itisessentialtorepresentcloudscorrectlyinclimatemodels.Hereweuseground(atSummitStation)and satelliteremotesensing(fromCloudSat-CALIPSO)observ ationstoevaluateGrIScloudcharacteristicsin severalversionsoftheCommunityAtmosphereModel(CAM)overtheperiod2007–2012.Cloudcover,phase,waterpath,andradiativeeffectsovertheGrISvarywidelyacrosstheatmospheremodels.Thanksto theinclusionofnewcloudphysicalparameterizations,thatis,icenucleationandprognosticprecipitation, inthemostrecentCAMversion(CAM6),thismodel,amongstthevariousCAMversions,isbestableto
Keywords:

Atmospheric Science Earth And Planetary Sciences (miscellaneous) Geophysics Space And Planetary Science Earth And Planetary Sciences (miscellaneous) Space And Planetary Science Earth And Planetary Sciences (miscellaneous) Space And Planetary Science
Source:

Journal of Geophysical Research: Atmospheres, 125(7)
DOI:

https://doi.org/10.1029/2019jd031470
ISSN:

2169-897X ; 2169-8996
Format:

PDF
Publisher:

American Geophysical Union (AGU)
Document Type:

Journal Article
License:

https://creativecommons.org/licenses/by-nc/4.0/
Rights Information:

CC BY-NC
Compliance:

Library
Main Document Checksum:

urn:sha256:1b6200f4fa87391473c03dab5c851d8d2466328368547d78b4a02aab26975656
Download URL:

https://repository.library.noaa.gov/view/noaa/53811/noaa_53811_DS1.pdf
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[PDF - 9.39 MB ]

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