Surface Waters / Wetlands | 5 | |
Ocean / Sea | 4 | |
Land | 3 | |
Groundwater | 1 | |
Microbes | 1 | |
Weather | 1 |
Physical or Chemical Change | 9 | |
Death / Die-off / Decline | 2 | |
Permafrost Change | 2 | |
Erosion | 1 | |
Extreme Temperature | 1 | |
Extreme Wind | 1 | |
Sea/Land Level Change | 1 | |
Sinkhole / Crater | 1 | |
Storm Surge | 1 |
1 | 2 | 2 | 1 | 2 |
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1 | 1 | 2 | 3 | 1 |
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FALL | 2 | |
SPRING | 2 | |
WINTER | 1 |
United States | 5 | |
Canada | 2 |