At the edge of the Arctic in northern Canada, the annual migration of polar bears draws tourists, photographers, and ...

Arctic temperatures spiked 36 degrees Fahrenheit, or 20 Celsius, above normal. By the end of the month, sea ice was at its ...

so they walk on the sea ice and explore the glaciers near their base at Thule Air Base, about 750 miles north of the Arctic Circle and about 950 miles south of the North Pole. After piling on ...

the Arctic will warm faster and the planet will warm faster," Lehner said. That ice can be thought of like the Earth's air ...

Researchers there also noted that the Arctic had seen record-low levels of ice compared with previous Februaries, in part because of air temperatures that were more than 20 degrees above average.

It’s “sort of like our planetary air conditioning system,” said Twila ... a researcher at the Finnish Meteorological Institute. Arctic sea ice bottoms out at the end of summer in September.