Topics
Dams
7
Social aspects
7
Hydroelectric power plants
6
Archaeological significance
4
Research
4
Economic aspects
3
Aesthetic resources
2
Antiquities
2
Archaeological surveying
2
Archaeology
2
Cultural property
2
Evaluation
2
Historic sites
2
Indians of North America
2
Methodology
2
Power utilization
2
Recreational use
2
Wilderness areas
2
Access roads
1
Air quality
1
Construction projects
1
Environmental aspects
1
Public opinion
1
Social conditions
1
Transportation
1
Wetlands
1