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ICE
2
Ice and Permafrost
RIVERS
2
Snow
2
*CLIMATE
1
*ICE
1
*ICE FORMATION
1
*INSPECTION
1
*OHIO RIVER
1
*OHIO RIVER VALLEY
1
*OHIO RIVERS
1
*SNOW COVER
1
*THICKNESS
1
*WINTER
1
ALASKA
1
ARCTIC REGIONS
1
ATMOSPHERIC TEMPERATURE
1
BASE FLOW
1
CANADA
1
CLIMATE
1
CORRELATION
1
DISTRIBUTION
1
ELEVATION
1
ENVIRONMENTS
1
HYDRAULICS
1
Hydrology
1
ICE FORMATION
1
ICE REPORTING
1
LAKES
1
Limnology and Potamology
1
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