Search our collection of background (non-event) articles from news media, science journals and other sources.
|
|
| 180 | ||
| 37 | ||
| 20 | ||
| 18 | ||
| 16 | ||
| 15 | ||
| 14 | ||
| 9 | ||
| 7 | ||
| 5 | ||
| 3 | ||
| 2 | ||
| 1 | ||
| 1 | ||
| 1 | ||
| 1 |
| 45 | ||
| 39 | ||
| 36 | ||
| 32 | ||
| 30 | ||
| 28 | ||
| 24 | ||
| 21 | ||
| 13 | ||
| 11 | ||
| 10 | ||
| 10 | ||
| 10 | ||
| 10 | ||
| 10 | ||
| 8 | ||
| 7 | ||
| 5 | ||
| 4 | ||
| 4 | ||
| 3 | ||
| 3 | ||
| 3 | ||
| 2 | ||
| 1 | ||
| 1 |
| 31 | 17 | 107 | 25 |
|
|
|
|
|
| 15 | 13 | 17 | 38 | 18 | 11 | 18 | 9 | 8 | 14 | 8 | 11 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| SPRING | 39 | |
| SUMMER | 25 | |
| WINTER | 23 | |
| FALL | 12 |
| United States | 75 | |
| Canada | 12 | |
| Norway | 5 | |
| Russia | 4 | |
| Svalbard and Jan Mayen | 4 | |
| Iceland | 2 | |
| Sweden | 2 | |
| China | 1 | |
| Finland | 1 | |
| Saint Vincent and the Grenadines | 1 | |
| Switzerland | 1 | |
| United Kingdom | 1 |
Observations From Members