Topics
Economic aspects
Social aspects
Hydroelectric power plants
13
Dams
8
Economic conditions
5
Social conditions
4
Economic forecasting
3
Forecasting
3
Population forecasting
3
Aesthetic resources
2
Air travel
2
Archaeological significance
2
Economic history
2
Planning
2
Power utilization
2
Recreational use
2
Regional economics
2
Research
2
Wilderness areas
2
Business enterprises
1
Economic surveys
1
Economics
1
Household surveys
1
Households
1
Location
1
Mathematical models
1
Power-plants
1
Railroads
1
Transportation
1