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Physical and Dynamic Oceanography
Ice and Permafrost
5
Snow
5
FREEZING
4
MELTING
4
TRANSLATIONS
4
USSR
4
ARCTIC OCEAN)
3
GREENLAND SEA
3
ICE ISLANDS
3
(*AERIAL RECONNAISSANCE
2
(*SEA ICE
2
*ARCTIC OCEAN
2
*ICE FORECASTING
2
*SEA ICE
2
ARCTIC REGIONS
2
BERING SEA
2
DATA ACQUISITION
2
DATA PROCESSING
2
DEEP WATER
2
DENMARK
2
MEASUREMENT
2
Military Operations
2
NAVAL AIRCRAFT
2
OBSERVATION AIRCRAFT
2
OCEAN BOTTOM TOPOGRAPHY
2
POLAR REGIONS
2
SEA ICE)
2
SEA WATER
2
Strategy and Tactics
2
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Arctic
North Pole
10
Arctic Ocean
7
Ice
5
Sea ice
5
permafrost
5
Arctic Basin
4
Greenland
3
Greenland Sea
3
Bering Sea
2
Denmark Strait
2
Antarc*
1
Antarctic
1
Arctic Council
1
Arctic and Antarctic Research Institute
1
Baffin
1
Baffin Bay
1
Banks Island
1
Barents Sea
1
Bering Strait
1
Canadian Archipelago
1
East Greenland
1
Hudson Bay
1
Iceland
1
Labrador Sea
1
Lomonosov Ridge
1
Northern Sea Route
1
Norwegian Sea
1
Parry Channel
1
Russian North
1
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