Air | 1 | |
Atmosphere | 1 | |
Land | 1 | |
Weather | 1 |
Buildings | 2 | |
Safety | 2 | |
Air Quality | 1 | |
Displacement | 1 | |
Energy | 1 | |
Food Security | 1 | |
Human Health | 1 | |
Transportation | 1 |
2 | 2 |
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Canada | 1 | |
United States | 1 |