Thinning sea ice puts walruses nearly out of reach. The federal government may list walruses as an endangered species. And ivory bans elsewhere are making it hard for walrus-tusk carvers to sell their art.

Observed fast moving weather system... as quickly as it came it abated.

A lot of water went into the start of the tunnel and then it froze to ice, so it was like a glacier when you went in,” Statsbygg spokeswoman Hege Njaa Aschim told the Guardian of the water breach.

The seed bank designed to preserve the world’s crops and plants in the event of global disaster isn’t prepared to withstand the greatest global disaster facing our planet: global warming. Melting...

A sinkhole has opened up on Ft. Wainwright in Fairbanks. The 3-foot diameter void discovered Monday near a housing unit, is suspected to be the result of thawing permafrost.

Over the past 50 years, some of Glacier National Park's namesake glaciers have shrunk by as much as 85 percent.

With warmer temperatures in the forecast, the province has issued a high streamflow warning for streams and rivers across the Interior. Currently, Nicola Lake is about one metre below the minor flooding point, and it's forecast to continue climbing over the next 30 days.

It's still snowing in early May.

Chris Burn at Carleton University is tracking the growing cost of maintaining Yukon’s Dempster Highway as warmer weather brings more landslides, washouts and other challenges.

Sixty years ago there were 12 of these such cellars in Kaktovik.Today there is only one left. All the other family cellars have been flooded and have collapsed.

The changes in the region are so significant they will have implications across the globe

Over 600 icebergs have already floated into the North Atlantic this year, compared to an average of 687 over the whole season. Experts believe that this year’s bumper crop is down to strong counter-clockwise winds, as well as global warming.

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.

Sunshine is abundant this time of year, but cooler temperatures this week have slowed the melting of a well above normal snowpack in Fairbanks. That’s affecting migratory bird’s arrival at a local refuge.