Topics
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Recreational use
4
Route surveying
4
Spawning
4
White whale
4
Archaeological surveying
3
Armed Forces
3
Birds
3
Black bear
3
Brown bear
3
Business enterprises
3
Climate
3
Costs
3
Dall sheep
3
Earthquake effects
3
Economic surveys
3
Fur-bearing animals
3
Instream flow
3
Measurement
3
Public opinion
3
Railroad tracks
3
Reservoirs
3
Wolverine
3
Aesthetic resources
2
Air quality
2
Antiquities
2
Appropriations and expenditures
2
Aquatic biology
2
Aquatic habitats
2
Archaeological significance
2
Computer simulation
2
Economic history
2
Effect of temperature on
2
Electric power
2
Food
2
Habitat (Ecology)
2
Ice mechanics
2
Interconnected electric utility systems
2
Letting of contracts
2
Overhead electric lines
2
Particles
2
Plant ecology
2
Prices
2
Regional economics
2
Rivers
2
Salt licks
2
Social conditions
2
Temperature
2
Thermal pollution of rivers, lakes, etc
2
Wilderness areas
2
Wolves
2
more ...