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Ice and Permafrost
5
Snow
5
ALASKA
3
ARCTIC OCEAN
3
CHUKCHI SEA
3
Meteorology
3
POLAR REGIONS
3
SEA WATER
3
(*ICE
2
(*WEATHER FORECASTING
2
*SEA ICE
2
AERIAL RECONNAISSANCE
2
ARCTIC REGIONS)
2
BIRDS EYE PROJECT
2
DISTRIBUTION
2
FORECASTING
2
GREENLAND SEA
2
ICE FORMATION
2
ICE ISLANDS
2
ICE REPORTING
2
OBSERVATION AIRCRAFT
2
SEA ICE
2
TERRAIN
2
THICKNESS
2
(*AERIAL RECONNAISSANCE
1
(*SEA ICE
1
*AIR WATER INTERACTIONS
1
*ARCTIC OCEAN)
1
*ARCTIC REGIONS
1
*ARCTIC REGIONS)
1
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