Ocean / Sea | 4 | |
Surface Waters / Wetlands | 3 | |
Land Mammals | 2 | |
Land | 2 | |
Weather | 2 | |
Air | 1 | |
Fish | 1 | |
Invertebrates | 1 | |
Microbes | 1 |
Human Health | 2 | |
Transportation | 2 | |
Buildings | 1 | |
Livestock | 1 | |
Safety | 1 |
2 | 1 | 2 | 1 | 2 |
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1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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FALL | 2 | |
SPRING | 2 | |
SUMMER | 2 | |
WINTER | 2 |
United States | 2 | |
Canada | 1 |