Birds | 1 | |
Fish | 1 | |
Land | 1 | |
Ocean / Sea | 1 | |
Marine Mammals | 1 |
Safety | 2 | |
Air Quality | 1 | |
Displacement | 1 | |
Human Health | 1 |
1 | 3 |
|
|
1 | 1 | 2 |
|
|
|
United States | 2 | |
Canada | 1 |