Search our collection of background (non-event) articles from news media, science journals and other sources.
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4 | 45 | 8 |
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8 | 5 | 5 | 4 | 5 | 6 | 11 | 2 | 2 | 2 | 3 | 4 |
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SUMMER | 12 | |
SPRING | 9 | |
WINTER | 9 | |
FALL | 1 |
United States | 21 | |
Canada | 6 | |
Russia | 2 | |
Finland | 1 | |
France | 1 | |
Norway | 1 | |
Spain | 1 | |
Svalbard and Jan Mayen | 1 |