Topics
Dams
Effect of dams on
Environmental aspects
23
Hydroelectric power plants
Habitat
21
Migration
16
Moose
8
Power utilization
4
Black bear
3
Brown bear
3
Dall sheep
3
Wolverine
3
Wolves
3
Big game animals
2
Mammals
2
Salt licks
2
White whale
2
Animals
1
Armed Forces
1
Conservation
1
Fishery resources
1
Fishes
1
Water-power
1
Wildlife resources
1