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ALASKA
2
ARCTIC REGIONS)
DISTRIBUTION
2
Ice and Permafrost
2
SEA WATER
2
Snow
2
(*AERIAL RECONNAISSANCE
1
(*ICE
1
(*SEA ICE
1
(*WEATHER FORECASTING
1
AERIAL RECONNAISSANCE
1
AIRBORNE
1
ARCTIC OCEAN
1
ARCTIC OCEAN)
1
BIRDS EYE PROJECT
1
CHUKCHI SEA
1
CLIMATE
1
COASTAL REGIONS
1
DIURNAL VARIATIONS
1
FREEZING
1
GREENLAND SEA
1
ICE ISLANDS
1
MARINE METEOROLOGY
1
MELTING
1
METEOROLOGICAL CHARTS
1
Meteorology
1
OBSERVATION AIRCRAFT
1
PHOTOGRAPHIC RECORDING SYSTEMS
1
PLAN POSITION INDICATORS
1
POLAR REGIONS
1
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