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*WATERWAYS
Hydrology
3
Limnology and Potamology
3
ALASKA
2
Ice and Permafrost
2
MODELS
2
Snow
2
*ALEUTIAN ISLANDS
1
*Bioindicators
1
*COAST GUARD OPERATIONS
1
*COASTAL REGIONS
1
*DOMESTIC
1
*ECOLOGY
1
*ICE
1
*ICE ISLANDS
1
*ICEBREAKERS
1
*ICEBREAKING MISSION
1
*INLAND WATERWAYS
1
*LIFE EXPECTANCY(SERVICE LIFE)
1
*Lagoons(Ponds)
1
*MICROBIOLOGY
1
*MISSIONS
1
*PALEONTOLOGY
1
*PORTS(FACILITIES)
1
*RISK ANALYSIS
1
*SAFETY
1
*WATER CHEMISTRY
1
ARCTIC REGIONS
1
BACTERIA
1
Barrow(Alaska)
1
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