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(*ICE
3
BIRDS EYE PROJECT
Ice and Permafrost
3
SEA ICE
3
Snow
3
AERIAL RECONNAISSANCE
2
C-121 AIRCRAFT
2
COASTAL REGIONS
2
DISTRIBUTION
2
DIURNAL VARIATIONS
2
GREENLAND
2
ICE ISLANDS
2
POLAR REGIONS
2
TABLES(DATA)
2
(*ARCTIC REGIONS
1
(*WEATHER FORECASTING
1
*ARCTIC OCEAN)
1
*ARCTIC REGIONS)
1
AERIAL PHOTOGRAPHS
1
AERIAL RECONNAISSANCE)
1
AIRBORNE
1
ALASKA
1
ARCTIC OCEAN
1
ARCTIC OCEAN)
1
ARCTIC REGIONS
1
CLIMATE
1
FLIGHT PATHS
1
ICE)
1
ILLUMINATION
1
INSTRUMENTATION
1
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