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ARCTIC OCEAN
NORTHERN SEA ROUTE
*ARCTIC REGIONS
5
NORTHWEST PASSAGE
5
Ice and Permafrost
4
Snow
4
CLIMATE CHANGE
3
Geography
3
SEA ICE
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*SEA ICE
2
DATA ACQUISITION
2
FORECASTING
2
GREENHOUSE EFFECT
2
Government and Political Science
2
MARITIME DOMAIN AWARENESS
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MARITIME OPERATIONS
2
Meteorology
2
NATURAL RESOURCES
2
NAVAL OPERATIONS
2
NAVIGATION
2
RUSSIA
2
SHIPPING
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SYMPOSIA
2
TREATIES
2
*ACCESS
1
*CARGO SHIPS
1
*CLIMATE CHANGE
1
*COAST GUARD
1
*COMMAND AND CONTROL SYSTEMS
1
*DEPARTMENT OF DEFENSE
1
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