Air | 49 | |
Weather | 18 | |
Land | 14 | |
Plants / Kelp | 14 | |
Surface Waters / Wetlands | 10 | |
Ocean / Sea | 9 | |
Atmosphere | 3 | |
Invertebrates | 3 | |
Birds | 2 | |
Insects | 1 | |
Land Mammals | 1 | |
Microbes | 1 |
Human Health | 20 | |
Buildings | 6 | |
Transportation | 6 | |
Livestock | 4 | |
Safety | 4 | |
Agriculture | 3 | |
Sanitation | 3 | |
Air Quality | 2 | |
Economic Impact | 2 | |
Energy | 2 | |
Cultural Impact | 1 | |
Fisheries | 1 | |
Food Security | 1 | |
Forestry | 1 | |
Pets | 1 | |
Sports / Recreation | 1 |
2 | 3 | 1 | 3 | 9 | 17 | 10 | 1 | 1 | 1 | 1 |
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9 | 22 | 18 |
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United States | 19 | |
Canada | 5 | |
Finland | 4 | |
Russia | 4 | |
Mexico | 2 | |
Curacao | 1 | |
Iceland | 1 | |
Mongolia | 1 | |
Somalia | 1 | |
Sweden | 1 |