Search our collection of background (non-event) articles from news media, science journals and other sources.
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92 | ||
76 | ||
55 | ||
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48 | ||
48 | ||
29 | ||
19 | ||
16 | ||
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13 | ||
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86 | ||
76 | ||
56 | ||
50 | ||
43 | ||
36 | ||
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30 | ||
29 | ||
23 | ||
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12 | ||
6 | ||
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1 |
203 | 156 |
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31 | 12 | 15 | 23 | 22 | 54 | 65 | 26 | 24 | 36 | 27 | 24 |
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SUMMER | 72 | |
FALL | 18 | |
WINTER | 13 | |
SPRING | 7 |
United States | 137 | |
Canada | 29 | |
Russia | 9 | |
Norway | 7 | |
Iceland | 3 | |
Brazil | 1 | |
China | 1 | |
Finland | 1 | |
France | 1 | |
French Polynesia | 1 | |
Ireland | 1 | |
Italy | 1 | |
Poland | 1 | |
Svalbard and Jan Mayen | 1 | |
Sweden | 1 | |
Switzerland | 1 | |
United Kingdom | 1 |