Search our collection of background (non-event) articles from news media, science journals and other sources.
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| SPRING | 28 | |
| WINTER | 21 | |
| SUMMER | 18 | |
| FALL | 6 |
| United States | 47 | |
| Canada | 8 | |
| Norway | 3 | |
| China | 2 | |
| Cambodia | 1 | |
| Estonia | 1 | |
| French Polynesia | 1 | |
| Saint Vincent and the Grenadines | 1 | |
| Svalbard and Jan Mayen | 1 | |
| Vietnam | 1 |
Observations From Members