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54 Environmental Sciences
2
Alaska
Arctic Ocean
2
Beaufort Sea
2
Ecosystems
North America
2
Seas
2
Surface Waters
2
Terrestrial-- Basic Studies-- (1990-)
2
02 Petroleum
1
020900 -- Petroleum-- Environmental Aspects
1
540210 -- Environment
1
540250 -- Environment
1
Aquatic Ecosystems
1
Aquatic-- Basic Studies-- (1990-)
1
Arctic Regions
1
Bays
1
Carbon 13
1
Carbon Isotopes
1
Coastal Regions
1
Complex Terrain
1
Construction
1
Cryosphere
1
Developed Countries
1
Document Types
1
Dusts
1
Ecology
1
Energy Budgets
1
Energy Sources
1
Environmental Impacts
1
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