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*SEA ICE
CLIMATE
Ice and Permafrost
5
Snow
5
*ARCTIC REGIONS
3
ARCTIC OCEAN
3
*ARCTIC OCEAN
2
ALASKA
2
ARCTIC REGIONS
2
COASTAL REGIONS
2
CONGRESS
2
CONTINENTAL SHELVES
2
GLOBAL
2
NATIONAL SECURITY
2
*ACOUSTIC DATA
1
*ENVIRONMENTAL PROTECTION
1
*OCEAN ENVIRONMENTS
1
*PERMAFROST
1
ACOUS(ARCTIC OBSERVATIONS USING UNDERWATER SOUND)
1
ACOUSTIC DETECTORS
1
ACOUSTIC VELOCITY
1
ARCTIC SEA ICE
1
ARRAYS
1
Acoustics
1
BERING SEA
1
CANADA
1
CIVIL AFFAIRS
1
COMMERCIAL FISHING
1
CONTAINS BRIEFING CHARTS ONLY
1
COUPLING(INTERACTION)
1
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