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FREEZING
ICE ISLANDS
Ice and Permafrost
14
MELTING
14
Snow
14
(*SEA ICE
9
SEA ICE)
9
THICKNESS
9
FLIGHT PATHS
8
GREENLAND SEA
8
OBSERVATION AIRCRAFT
8
(*AERIAL RECONNAISSANCE
7
Meteorology
7
Physical and Dynamic Oceanography
6
AERIAL RECONNAISSANCE
5
CRACKS
5
METEOROLOGICAL RADAR
5
SEA ICE
5
WEATHER FORECASTING
5
ARCTIC OCEAN
4
ARCTIC OCEAN)
4
DATA ACQUISITION
4
POLAR REGIONS
4
SEA WATER
4
STRAITS
4
*ARCTIC OCEAN
3
*WEATHER FORECASTING
3
ALASKA
3
ARCTIC REGIONS
3
BAFFIN BAY
3
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Arctic
15
Arctic Ocean
15
Greenland
11
Baffin Bay
5
Baffin Island
3
North Pole
3
Parry
3
Barents Sea
2
Antarctic
1
Edisto
1
Ellesmere Island
1
Franz Josef Land
1
Lancaster Sound
1
M'Clure Strait
1
McMurdo Sound
1
Melville Sound
1
Prince of Wales Strait
1
Ross Sea
1
The Antarctic
1
Viscount Melville Sound
1
Wrangel Island
1
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Arctic
15
Arctic Ocean
Sea ice
Ice
14
permafrost
14
Greenland
11
Greenland Sea
8
Arctic Basin
6
Baffin
5
Baffin Bay
5
Denmark Strait
5
Alaska
4
Baffin Island
3
Banks Island
3
Canadian Archipelago
3
North Pole
3
Parry Channel
3
ice pack
3
Barents Sea
2
Davis Strait
2
Iceberg*
2
Iceland
2
Antarc*
1
Antarctic
1
Antarctica
1
Archipelago
1
Ellesmere Island
1
Franz Josef Land
1
Lancaster Sound
1
M'Clure Strait
1
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