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Ice and Permafrost
11
Snow
*SEA ICE
8
ALASKA
4
THICKNESS
4
ARCTIC REGIONS
3
*ICE ISLANDS
2
Active & Passive Radar Detection & Equipment
2
COASTAL REGIONS
2
CORE SAMPLING
2
DENSITY
2
ELECTROMAGNETIC PROPERTIES
2
FIELD TESTS
2
MORPHOLOGY
2
OCEAN BOTTOM
2
OCEAN CURRENTS
2
PROFILES
2
Physical and Dynamic Oceanography
2
Prudhoe Bay
2
RADAR REFLECTIONS
2
SALINITY
2
SEA ICE
2
TEMPERATURE
2
*ANTARCTIC REGIONS
1
*BEAUFORT SEA
1
*BERING STRAIT
1
*Harrison Bay
1
*ICE
1
*ICE FORMATION
1
*ICE REPORTING
1
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