Search our collection of background (non-event) articles from news media, science journals and other sources.
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Groundwater | 18 | |
Surface Waters / Wetlands | 11 | |
Land | 10 | |
Weather | 7 | |
Ocean / Sea | 4 | |
Air | 3 | |
Atmosphere | 2 | |
Fish | 2 | |
Microbes | 1 | |
Plants / Kelp | 1 |
1 | 13 | 4 |
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4 | 4 | 2 | 2 | 1 | 4 | 1 |
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SPRING | 4 | |
SUMMER | 2 | |
WINTER | 2 | |
FALL | 1 |
United States | 11 | |
Canada | 1 |