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ICE ISLANDS
Ice and Permafrost
7
SEA ICE
Snow
7
THICKNESS
5
AERIAL RECONNAISSANCE
4
DIURNAL VARIATIONS
4
FLIGHT PATHS
4
FREEZING
4
MELTING
4
Meteorology
4
ARCTIC OCEAN
3
GREENLAND
3
OBSERVATION AIRCRAFT
3
POLAR REGIONS
3
(*ICE
2
*ARCTIC OCEAN
2
*WEATHER FORECASTING
2
ALASKA
2
ARCTIC REGIONS
2
BIRDS EYE PROJECT
2
COASTAL REGIONS
2
CRACKS
2
GREENLAND SEA
2
MAPS
2
OCEANOGRAPHIC DATA
2
Physical and Dynamic Oceanography
2
SEA WATER
2
TABLES(DATA)
2
(*ARCTIC REGIONS
1
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