Weather | 27 | |
Land | 5 | |
Surface Waters / Wetlands | 5 | |
Atmosphere | 1 | |
Land Mammals | 1 | |
Ocean / Sea | 1 | |
Marine Mammals | 1 |
Transportation | 29 | |
Safety | 18 | |
Buildings | 5 | |
Human Health | 4 | |
Sports / Recreation | 2 | |
Cultural Impact | 1 | |
Energy | 1 | |
TOURISM | 1 |
24 | 5 |
|
|
5 | 24 |
|
|
United States | 18 | |
Canada | 2 | |
Greenland | 1 | |
Sweden | 1 | |
Ukraine | 1 |