Search our collection of background (non-event) articles from news media, science journals and other sources.
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57 | ||
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49 | ||
30 | ||
20 | ||
17 | ||
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94 | ||
78 | ||
58 | ||
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38 | ||
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35 | ||
35 | ||
31 | ||
25 | ||
21 | ||
17 | ||
17 | ||
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7 | ||
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1 |
212 | 170 |
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31 | 13 | 15 | 23 | 30 | 55 | 65 | 39 | 24 | 36 | 27 | 24 |
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SUMMER | 74 | |
FALL | 19 | |
SPRING | 14 | |
WINTER | 13 |
United States | 149 | |
Canada | 29 | |
Russia | 9 | |
Norway | 7 | |
Iceland | 3 | |
Sweden | 2 | |
Brazil | 1 | |
China | 1 | |
Finland | 1 | |
France | 1 | |
French Polynesia | 1 | |
Ireland | 1 | |
Italy | 1 | |
Poland | 1 | |
Svalbard and Jan Mayen | 1 | |
Switzerland | 1 | |
United Kingdom | 1 |