Physics
Scientific paper
Dec 2005
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=2005georl..3224707m&link_type=abstract
Geophysical Research Letters, Volume 32, Issue 24, CiteID L24707
Physics
8
Cryosphere: Ice Cores (4932), Cryosphere: Ice Sheets, Cryosphere: Glaciology (1621, 1827, 1863), Global Change: Climate Variability (1635, 3305, 3309, 4215, 4513), Global Change: Cryospheric Change (0776)
Scientific paper
The North Atlantic Oscillation (NAO) is a primary mode of interannual climate variability for the North Atlantic Ocean Basin and influences the climate over much of Europe and parts of North America. Knowledge of past variability of this oscillatory system is essential for efforts to understand, model, and predict future climate variability, particularly under a warming Earth scenario. As Greenland precipitation is modulated by the NAO, ice core-derived accumulation histories are incorporated into multi-proxy reconstructions. New ice core records from Greenland demonstrate that the NAO's influence on accumulation is temporally and spatially variable. The results presented indicate that (1) NAO modulation of accumulation is strongest and most persistent along the west-central side of Greenland, (2) records from central Greenland should be avoided and (3) the spatial character of the precipitation response to NAO variability has been influenced by the 20th century warming in the high Arctic.
Calder Alan C.
Craigmile Peter
Mosley-Thompson Ellen
Readinger C. R.
Thompson Gary Lee
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