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*SEA ICE
COASTAL REGIONS
Ice and Permafrost
3
Snow
3
*ARCTIC REGIONS
2
ALASKA
2
ARCTIC OCEAN
2
CLIMATE
2
*ARCTIC OCEAN
1
*ICE FORMATION
1
*SHORES
1
*Shore ice pile-up
1
*Shore ice ride-up
1
BEACH EROSION
1
BEAUFORT SEA
1
BERING SEA
1
BOULDERS
1
CIVIL AFFAIRS
1
COLD REGIONS
1
COMMERCIAL FISHING
1
CONTAINS BRIEFING CHARTS ONLY
1
CONTINENTAL SHELVES
1
EARTH SCIENCES
1
ECONOMICS
1
ENVIRONMENTS
1
FRESH WATER
1
GEOLOGICAL SURVEYS
1
GLOBAL
1
GRAVEL
1
Geography
1
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