Search our collection of background (non-event) articles from news media, science journals and other sources.
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| 156 100% | ||
| 38 24% | ||
| 35 22% | ||
| 34 22% | ||
| 31 20% | ||
| 29 19% | ||
| 16 10% | ||
| 15 10% | ||
| 12 8% | ||
| 11 7% | ||
| 10 6% | ||
| 10 6% | ||
| 7 4% | ||
| 7 4% | ||
| 4 3% | ||
| 3 2% | ||
| 3 2% | ||
| 2 1% | ||
| 1 <1% | ||
| 1 <1% |
| 72 46% | ||
| 46 29% | ||
| 30 19% | ||
| 29 19% | ||
| 20 13% | ||
| 20 13% | ||
| 16 10% | ||
| 12 8% | ||
| 10 6% | ||
| 9 6% | ||
| 8 5% | ||
| 7 4% | ||
| 5 3% | ||
| 4 3% | ||
| 3 2% | ||
| 3 2% | ||
| 3 2% | ||
| 2 1% | ||
| 2 1% | ||
| 2 1% | ||
| 2 1% | ||
| 2 1% | ||
| 1 <1% | ||
| 1 <1% | ||
| 1 <1% | ||
| 1 <1% |
| 40 26% | ||
| 32 21% | ||
| 25 16% | ||
| 23 15% | ||
| 23 15% | ||
| 19 12% | ||
| 19 12% | ||
| 13 8% | ||
| 12 8% | ||
| 12 8% | ||
| 12 8% | ||
| 8 5% | ||
| 6 4% | ||
| 5 3% | ||
| 5 3% | ||
| 3 2% | ||
| 2 1% | ||
| 2 1% | ||
| 2 1% | ||
| 2 1% | ||
| 1 <1% | ||
| 1 <1% |
| 1 | 1 | 1 | 5 | 37 | 54 | 23 | 19 | 2 |
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| 20 | 9 | 9 | 9 | 10 | 12 | 12 | 19 | 10 | 5 | 13 | 15 |
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| WINTER | 44 | |
| SUMMER | 43 | |
| FALL | 28 | |
| SPRING | 28 |
| United States | 35 | |
| Canada | 20 | |
| Norway | 12 | |
| Iceland | 4 | |
| United Kingdom | 3 | |
| Finland | 2 | |
| Svalbard and Jan Mayen | 2 | |
| Afghanistan | 1 | |
| Czech Republic | 1 | |
| France | 1 | |
| Greece | 1 | |
| Guatemala | 1 | |
| Honduras | 1 | |
| Mongolia | 1 | |
| Russia | 1 | |
| Spain | 1 | |
| Sweden | 1 | |
| Ukraine | 1 |
Observations From Members