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Antarctic
Antarctica
21
Arctic
21
Greenland
21
West Antarctica
21
albedo
21
anthropogenic effect
21
arctic environment
21
carbon dioxide
21
climate feedback
21
climate modeling
21
cloud
21
cryosphere
21
glacier mass balance
21
global warming
greenhouse effect
21
ice sheet
21
mountain environment
21
sea ice
21
summer
21
temperature
21
timescale
21
twenty first century
21
water vapor
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