Surface Waters / Wetlands | 6 | |
Weather | 6 | |
Land | 2 | |
Ocean / Sea | 2 | |
Atmosphere | 1 | |
Fish | 1 | |
Land Mammals | 1 | |
Marine Mammals | 1 |
4 | 5 | 5 | 3 |
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SPRING | 11 | |
SUMMER | 1 |
United States | 9 | |
Russia | 5 |