Topics
Power utilization
Hydroelectric power plants
97
Dams
82
Planning
34
Environmental aspects
30
Water-power
29
Design and construction
27
Research
19
Effect of dams on
12
Licenses
9
Habitat
8
Moose
7
Water resources development
7
Fishery resources
6
Animals
5
Migration
5
Economic aspects
4
Fishes
4
Habitat (Ecology)
4
Instream flow
4
Wildlife resources
4
Anadromous fishes
3
Evaluation
3
Methodology
3
Pacific salmon
3
Public opinion
3
Social aspects
3
Aesthetic resources
2
Aquatic biology
2
Archaeological significance
2
Data processing
2
Earthquake effects
2
Electric power
2
Electric power consumption
2
Environmental conditions
2
Environmental impact statements
2
Environmental monitoring
2
Estimates
2
Hydrology
2
Natural resources surveys
2
Recreational use
2
Stream measurements
2
Telephone surveys
2
Water quality
2
Water use
2
Wilderness areas
2
Access roads
1
Appropriations and expenditures
1
Aquatic organisms
1
Armed Forces
1
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