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54 ENVIRONMENTAL SCIENCES
2
ALGAE
ARCTIC OCEAN
2
ARCTIC REGIONS
2
BEAUFORT SEA
2
PLANTS
2
POLAR REGIONS
PRUDHOE BAY
2
SEAS
2
SURFACE WATERS
2
02 PETROLEUM
1
63 RADIATION
1
ALASKA
1
AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT
1
ANIMALS
1
AQUATIC ORGANISMS
1
BAYS
1
BIOLOGICAL EFFECTS
1
BIOLOGY
1
BIOMASS
1
BIRDS
1
CHEMICAL REACTIONS
1
DATA
1
DATA FORMS
1
ECOLOGY
1
ECOSYSTEMS
1
ENERGY SOURCE DEVELOPMENT
1
ENERGY SOURCES
1
ENVIRONMENTAL IMPACTS
1
EXPERIMENTAL DATA
1
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