Search our collection of background (non-event) articles from news media, science journals and other sources.
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86 | ||
77 | ||
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38 | ||
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21 | ||
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1 |
92 | 275 | 25 |
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56 | 14 | 15 | 23 | 22 | 22 | 32 | 14 | 13 | 53 | 62 | 66 |
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WINTER | 35 | |
FALL | 21 | |
SUMMER | 17 | |
SPRING | 8 |
United States | 152 | |
Canada | 32 | |
Russia | 13 | |
Iceland | 5 | |
Norway | 4 | |
Mongolia | 2 | |
Sweden | 2 | |
Brazil | 1 | |
China | 1 | |
Faroe Islands | 1 | |
Greenland | 1 | |
Ireland | 1 | |
Italy | 1 | |
Spain | 1 | |
Trinidad and Tobago | 1 | |
United Kingdom | 1 |