Search our collection of background (non-event) articles from news media, science journals and other sources.
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8 | ||
6 | ||
5 | ||
3 | ||
3 | ||
2 | ||
2 | ||
1 | ||
1 | ||
1 | ||
1 |
10 | ||
6 | ||
4 | ||
4 | ||
3 | ||
3 | ||
3 | ||
2 | ||
2 | ||
2 | ||
2 | ||
1 | ||
1 | ||
1 | ||
1 | ||
1 | ||
1 | ||
1 | ||
1 |
18 | 14 |
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SUMMER | 5 | |
FALL | 1 |
United States | 15 | |
Canada | 3 | |
Iceland | 1 |