Topics
Effect of dams on
21
Environmental aspects
20
Hydroelectric power plants
17
Dams
16
Animals
10
Big game animals
8
Mammals
7
Habitat
6
Power utilization
6
Wildlife resources
5
Fishery resources
4
Fur-bearing animals
3
Habitat (Ecology)
3
Modification
3
Plants
3
Research
3
Aquatic biology
2
Fishes
2
Migration
2
Moose
2
Pacific salmon
2
White whale
2
Armed Forces
1
Effect of habitat modification on
1
Environmental conditions
1
Estimates
1
Mammal populations
1
Methodology
1
Water-power
1