Search our collection of background (non-event) articles from news media, science journals and other sources.
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39 | ||
22 | ||
12 | ||
7 | ||
5 | ||
2 | ||
2 | ||
1 | ||
1 | ||
1 |
53 | ||
29 | ||
28 | ||
23 | ||
19 | ||
5 | ||
4 | ||
3 | ||
2 | ||
2 | ||
1 | ||
1 | ||
1 |
9 | 31 | 13 |
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3 | 1 | 7 | 9 | 6 | 12 | 4 | 2 | 2 | 6 | 1 |
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SUMMER | 11 | |
SPRING | 9 | |
FALL | 4 | |
WINTER | 3 |
United States | 27 | |
Russia | 2 | |
Svalbard and Jan Mayen | 1 |