Erosion | 5 | |
Permafrost Change | 4 | |
Debris / Trash | 1 | |
Flooding / Draining | 1 | |
Sinkhole / Crater | 1 | |
Ice / Snow Change | 1 |
Safety | 4 | |
Transportation | 4 |
3 | 2 |
|
|
2 | 1 | 2 |
|
|
|
SUMMER | 3 | |
SPRING | 2 |