Land | 2 | |
Air | 1 | |
Birds | 1 | |
Land Mammals | 1 | |
Weather | 1 |
Human Health | 7 | |
Air Quality | 3 | |
Buildings | 3 | |
Energy | 2 | |
Safety | 2 | |
Displacement | 1 | |
Economic Impact | 1 | |
Sports / Recreation | 1 | |
Sanitation | 1 | |
Transportation | 1 |
1 | 1 | 1 | 2 |
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1 | 1 | 1 | 1 | 1 |
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SUMMER | 2 | |
FALL | 1 | |
SPRING | 1 |
United States | 2 | |
Cambodia | 1 | |
Canada | 1 | |
Mexico | 1 | |
Netherlands | 1 |