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Ice and Permafrost
Snow
2
(*GEOLOGIC AGE DETERMINATION
1
(*GLACIERS
1
*ACOUSTIC CHANNELS
1
*ICE CAPS
1
ARCTIC OCEAN
1
ARCTIC OCEAN ISLANDS
1
ARCTIC REGIONS
1
Acoustics
1
CLOUD COVER
1
DEPOSITS
1
ENERGY
1
GREAT LAKES
1
Geochemistry and Mineralogy
1
Geology
1
HEAT TRANSFER
1
HISTORY
1
HYPOTHESES
1
ICE)
1
MAPS
1
MASS TRANSFER
1
MONITORING
1
NORTH AMERICA)
1
NORTH PACIFIC OCEAN
1
OCEAN BASINS
1
PERIODIC VARIATIONS
1
Physical and Dynamic Oceanography
1
RADIOCARBON DATING
1
SOUND TRANSMISSION
1
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