Search our collection of background (non-event) articles from news media, science journals and other sources.
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147 | 96 | 127 | 148 | 138 | 160 | 153 | 161 | 132 | 106 | 114 | 105 |
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SUMMER | 375 | |
SPRING | 295 | |
WINTER | 290 | |
FALL | 271 |
United States | 654 | |
Canada | 151 | |
Russia | 54 | |
Norway | 38 | |
Iceland | 24 | |
Svalbard and Jan Mayen | 12 | |
Finland | 11 | |
Sweden | 11 | |
Greenland | 10 | |
United Kingdom | 7 | |
China | 4 | |
Japan | 4 | |
Mexico | 4 | |
Australia | 3 | |
Greece | 3 | |
Mongolia | 3 | |
Switzerland | 3 | |
Antarctica | 2 | |
Brazil | 2 | |
Czech Republic | 2 | |
Denmark | 2 | |
France | 2 | |
Ireland | 2 | |
Nigeria | 2 | |
Spain | 2 | |
Ukraine | 2 | |
Afghanistan | 1 | |
Cambodia | 1 | |
Cape Verde | 1 | |
Cocos Islands | 1 | |
Ecuador | 1 | |
Estonia | 1 | |
French Polynesia | 1 | |
Guatemala | 1 | |
Honduras | 1 | |
India | 1 | |
Italy | 1 | |
Nepal | 1 | |
Pakistan | 1 | |
Poland | 1 | |
Puerto Rico | 1 | |
Romania | 1 | |
Saint Vincent and the Grenadines | 1 | |
Solomon Islands | 1 | |
Uzbekistan | 1 | |
Vietnam | 1 |