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Ice and Permafrost
2
Snow
2
(*AERIAL RECONNAISSANCE
1
(*SEA ICE
1
*SEA ICE
1
*SIDE LOOKING RADAR
1
ARCTIC OCEAN
1
ARCTIC OCEAN)
1
ARCTIC REGIONS
1
Active & Passive Radar Detection & Equipment
1
BAFFIN ISLAND
1
C-121 AIRCRAFT
1
CANADA
1
CLIMATE
1
CRACKS
1
DIURNAL VARIATIONS
1
FREEZING
1
GREENLAND SEA
1
ICE FORMATION
1
IMAGES
1
MELTING
1
PE62759N
1
RADAR
1
SEA ICE)
1
SEA WATER
1
SUBMARINES
1
UNDERWATER COMMUNICATIONS
1
WEATHER FORECASTING
1
WU325
1
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