Safety | 4 | |
Buildings | 3 | |
Communication | 2 | |
Human Health | 2 | |
Transportation | 2 | |
Energy | 1 |
4 | 3 | 4 |
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1 | 2 | 3 | 1 | 3 | 1 |
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FALL | 4 | |
SUMMER | 3 | |
SPRING | 2 | |
WINTER | 2 |
Iceland | 2 | |
Finland | 1 | |
Russia | 1 | |
Taiwan | 1 | |
United States | 1 |