Search our collection of background (non-event) articles from news media, science journals and other sources.
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9 | ||
7 | ||
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1 |
16 | 14 |
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4 | 2 | 3 | 3 | 1 | 6 | 2 | 2 | 1 | 2 | 4 |
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SUMMER | 5 | |
FALL | 2 | |
WINTER | 1 |
United States | 10 | |
Canada | 2 | |
Russia | 1 | |
Svalbard and Jan Mayen | 1 |