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(*AERIAL RECONNAISSANCE
2
(*SEA ICE
2
FREEZING
GREENLAND SEA
2
ICE ISLANDS
2
Ice and Permafrost
2
MELTING
2
SEA ICE)
2
Snow
*ARCTIC OCEAN)
1
*POLYNYAS
1
AERIAL PHOTOGRAPHS
1
ARCTIC OCEAN)
1
ATMOSPHERIC TEMPERATURE
1
BAROMETRIC PRESSURE
1
BIRDS EYE 3 PROJECT(1969)
1
C-121 AIRCRAFT
1
C-121K AIRCRAFT
1
DATA ACQUISITION
1
DATA PROCESSING
1
FRANZ JOSEF LAND
1
GREENLAND
1
HUMIDITY
1
MAPPING
1
METEOROLOGICAL RADAR
1
OBSERVATION AIRCRAFT
1
PERIODIC VARIATIONS
1
POLAR REGIONS
1
Physical and Dynamic Oceanography
1
SEA WATER
1
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