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*ARCTIC REGIONS
ARCTIC OCEAN
CANADA
3
DENMARK
3
NORWAY
3
RUSSIA
*SHIPPING
2
ALASKA
2
CONGRESS
2
CONTINENTAL SHELVES
2
GASES
2
GLOBAL
2
GREENLAND
2
Geography
2
MELTING
2
MERCHANT VESSELS
2
MINERALS
2
NATIONAL SECURITY
2
POLLUTION
2
RISK
2
SEA ICE
2
SHORES
2
TEMPERATURE
2
UNITED STATES
2
WATER
2
*ACCESS
1
*CLIMATE
1
*COMMAND AND CONTROL SYSTEMS
1
*INDIGENOUS POPULATION
1
*INTERNATIONAL LAW
1
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