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54 Environmental Sciences
2
Alaska
2
Ecology
540110
1
540250 -- Environment
1
540310
1
540330
1
Atmospheric Precipitations
1
Basic Studies
1
Developed Countries
1
Ecosystems
1
Environmental Impacts 540210
1
Environmental Transport
1
Evaporation
1
Heat Flux
1
Hydrology
1
Mass Transfer
1
Mathematical Models
1
Melting
1
North America
1
Phase Transformations
1
Progress Report
1
Radioactive Materials Monitoring And Transport
1
Research Programs
1
Runoff
1
Snow
1
Soils
1
Temperature Measurement
1
Terrestrial-- Basic Studies-- (1990-)
1
Terrestrial-- Site Resource & Use Studies-- (1990-)
1
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