Ice / Snow Change | 9 | |
Flooding / Draining | 5 | |
Extreme Precipitation | 4 | |
Extreme Temperature | 3 | |
Rain on Snow | 2 | |
Erosion | 1 | |
Pollution | 1 | |
Seasonal Timing | 1 |
5 | 4 |
|
|
United States | 5 | |
Russia | 4 |