Search our collection of background (non-event) articles from news media, science journals and other sources.
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1 | 1 | 1 | 5 | 37 | 55 | 23 | 20 | 9 | 64 | 43 | 29 |
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55 | 19 | 21 | 16 | 15 | 18 | 24 | 28 | 15 | 17 | 27 | 33 |
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WINTER | 77 | |
SUMMER | 62 | |
SPRING | 41 | |
FALL | 38 |
United States | 113 | |
Canada | 28 | |
Norway | 16 | |
Iceland | 7 | |
Finland | 5 | |
Russia | 5 | |
Svalbard and Jan Mayen | 4 | |
United Kingdom | 3 | |
France | 2 | |
Greenland | 2 | |
Spain | 2 | |
Afghanistan | 1 | |
Brazil | 1 | |
Czech Republic | 1 | |
Greece | 1 | |
Guatemala | 1 | |
Honduras | 1 | |
Mexico | 1 | |
Mongolia | 1 | |
Sweden | 1 | |
Ukraine | 1 |