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ARCTIC REGIONS
SUBARCTIC REGIONS
TUNDRA
2
(*ECOLOGY
1
(*LAKES
1
*ALASKA
1
*CRUDE OIL
1
*LOGISTICS SUPPORT
1
*OIL SPILLS
1
*PIPELINES
1
*TRANS ALASKA PIPELINE
1
AERIAL PHOTOGRAPHY
1
AERIAL SURVEYS
1
ALASKA
1
Civil Engineering
1
DOT/4BZ/BL
1
DOT/5C
1
DRAINAGE
1
ECOLOGY
1
ENVIRONMENTAL PROTECTION
1
FREEZING
1
HEAT BUDGETS
1
HEAT FLUX
1
HUDSON BAY
1
Hydrology
1
INFRARED EQUIPMENT
1
LIMNOLOGY
1
Limnology and Potamology
1
Mining Engineering
1
NORTH AMERICA)
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