Search our collection of background (non-event) articles from news media, science journals and other sources.
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| WINTER | 13 | |
| FALL | 8 | |
| SPRING | 6 | |
| SUMMER | 5 |
| United States | 43 | |
| Canada | 5 | |
| Russia | 3 | |
| Iceland | 2 | |
| China | 1 | |
| Greenland | 1 | |
| Samoa | 1 |
Observations From Members