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CANADA
Ice and Permafrost
Snow
4
ANTARCTIC REGIONS
3
GREENLAND
2
ICE ISLANDS
2
MELTING
2
SYMPOSIA
2
(*GLACIERS
1
(*ICE
1
(*PERMAFROST
1
(*SNOW
1
*ABSTRACTS)
1
*ANTARCTIC REGIONS
1
*ARCTIC REGIONS
1
*BIBLIOGRAPHIES)
1
*GLACIERS
1
*RESEARCH MANAGEMENT
1
AERIAL PHOTOGRAPHS
1
AERIAL RECONNAISSANCE
1
AIRBORNE
1
ALASKA
1
ARCTIC REGIONS
1
ATMOSPHERIC MOTION
1
CONSTRUCTION
1
CRYSTAL GROWTH
1
CRYSTAL STRUCTURE
1
DENMARK
1
DEPTH FINDING)
1
ECHO RANGING
1
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