Surface Waters / Wetlands | 5 | |
Weather | 4 | |
Land | 2 | |
Ocean / Sea | 2 | |
Atmosphere | 1 | |
Fish | 1 | |
Marine Mammals | 1 |
Ice / Snow Change | 13 | |
Flooding / Draining | 5 | |
Extreme Precipitation | 4 | |
Extreme Temperature | 4 | |
Rain on Snow | 3 | |
Seasonal Timing | 3 | |
Erosion | 1 | |
Permafrost Change | 1 | |
Pollution | 1 |
5 | 5 | 3 |
|
|
|
SPRING | 8 | |
SUMMER | 1 |
United States | 7 | |
Russia | 5 |