The warm periods are linked with storms that penetrate into the Arctic from the Atlantic and Pacific oceans, and bring the temperature up by as much as 30 C in the middle of winter.
A new study has found permafrost at outposts in the Canadian Arctic is thawing 70 years earlier than predicted.
The number of vehicles reported to have gone through the ice around Yellowknife continues to rise. According to the N.W.T. Department of Environment, its spill response team has responded to three vehicles through the ice so far this year.
Permafrost underneath the structure is believed to have melted since last fall and key parts of the building might not be able to withstand strong winds or an earthquake, according to a professional engineer hired by Dawson City.
Footage shot across the North Atlantic captured a stunning view of accumulating sea ice over Brighton, Newfoundland, but, according to researchers, also serves as stark reminder of the impact of climate change.
An advocacy group has put a price tag on the heaving roads and leaning buildings ubiquitous to the Northwest Territories.
A team of scientists had to abandon an expedition from Quebec City to Churchill, Man., on Sunday because of hazardous ice conditions caused by climate change.
The annual ice melt in Canada's North is occurring earlier and earlier, and some researchers say that and other climate-related changes are affecting the mental health of populations in Inuit communities. CBC's Sabrina Fabian reports from Rigolet, Labrador.
The route of the Yukon Quest traverses Lake Laberge for the first time in decades, and that's not the only dog sled race affected by the changing climate.
Kebnekaise mountain in Sweden will no longer be the tallest in the country as the glacier on its highest peak melts rapidly in an unprecedented heat wave.
After the Arctic Ocean recorded its second-lowest summer ice minimum last month, conditions have grown worse across the region. Large parts of the Arctic Ocean, which historically should be covered in new sea ice by now, remain largely ice free.
For years now, buildings in Inuvik have been sinking due to thawing permafrost. It's part of a worrying trend across the Arctic, writes David Michael Lamb.
It's coming up to peak flood season in BC with extra thick snowpack melting into rivers. On top of that, an atmospheric river is coming.
Scattered power outages were reported this morning, and as the wind began picking up early this afternoon, more are expected. As of 9 a.m., unofficial measurements showed more than 19 inches of snow on Old Murphy Dome Road, 14 inches in Goldstream and almost a foot in Two Rivers. The official measurement on the University of Alaska Fairbanks campus was 12.4 inches.
About a year ago, Tununak opened a $19 million, state-of-the-art airport, but shifting permafrost is buckling the runway.
Several hundred Pacific walruses have started to gather on an island off the northwest coast of Alaska — the earliest the animals have been observed leaving the water for the annual ritual, according to federal wildlife officials.
The country's 3,300 miles of ice roads are a lifeline for marooned communities during frigid winters, but climate change is making the roads unsafe much earlier.
For the second time in three years, the Iditarod Trail Sled Dog Race will move its official start from Willow to Fairbanks due to poor trail conditions that race officials determined unsafe.
Last weekend's blizzard caused the Haines Borough School District to close Monday after 16 inches of snow fell in less than 24 hours--a record high for daily snowfall according to National Weather Service data.
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