Surface Waters / Wetlands | 5 | |
Land | 3 | |
Weather | 2 | |
Air | 1 | |
Fish | 1 | |
Ocean / Sea | 1 |
Flooding / Draining | 3 | |
Ice / Snow Change | 3 | |
Pollution | 2 | |
Erosion | 1 | |
Unusual Range / Sighting | 1 | |
Seasonal Timing | 1 |
Safety | 2 | |
Transportation | 2 | |
Economic Impact | 1 | |
Energy | 1 | |
Human Health | 1 | |
Buildings | 1 |
1 | 1 | 1 | 1 |
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1 | 1 | 1 | 1 |
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FALL | 1 | |
SPRING | 1 | |
WINTER | 1 |
Russia | 2 | |
United States | 1 |