Sensitivity of Northern Hemispheric continental ice sheets to tropical SST during deglaciation

Publication Status is "Submitted" Or "In Press: 
LDEO Publication: 
Publication Type: 
Year of Publication: 
2004
Editor: 
Journal Title: 
Geophysical Research Letters
Journal Date: 
Jan 23
Place Published: 
Tertiary Title: 
Volume: 
31
Issue: 
2
Pages: 
-
Section / Start page: 
Publisher: 
ISBN Number: 
0094-8276
ISSN Number: 
Edition: 
Short Title: 
Accession Number: 
ISI:000188671700002
LDEO Publication Number: 
Call Number: 
Key Words: 
Abstract: 

A thermomechanical ice sheet model ( ISM) is used to investigate the sensitivity of the Laurentide and Fennoscandian ice sheets to tropical sea surface temperature (SST) perturbations during deglaciation. The ISM is driven by surface temperature and precipitation fields from three different atmospheric general circulation models (AGCMs). For each AGCM, the responses in temperature and precipitation over the ice sheets nearly compensate, such that ice sheet mass balance is not strongly sensitive to tropical SST boundary conditions. It was also found that there is significant variation in the response of the ISM to the different AGCM output fields.

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769WATimes Cited:1Cited References Count:14

DOI: 
Doi 10.1029/2003gl018375