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Ice and Permafrost
3
Snow
3
ALASKA
2
CANADA
2
LAKES
2
RIVERS
2
THICKNESS
2
(*ARCTIC REGIONS
1
(*GREENLAND
1
(*ICE
1
(*SEA ICE
1
*ARCTIC REGIONS
1
*CANADA)
1
*NORTH AMERICA
1
*SEA ICE
1
*THICKNESS
1
BAFFIN ISLAND
1
COASTAL REGIONS
1
COLD WEATHER TESTS
1
ELLESMERE ISLAND
1
ENVIRONMENTAL TESTS
1
FJORDS
1
GREENLAND
1
ICE
1
ICE BREAKUP
1
ICE FORECASTING
1
ICE FORMATION
1
ICE)
1
MAPS
1
MEASUREMENT
1
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