The Kuskokwim River now has its longest ice road ever, despite having the warmest winter on record.

A new study estimates that climate impacts to public infrastructure in Alaska will total about $5 billion by century's end.

The storm dropped more than a foot of snow overnight in some places, making for a messy Thursday morning commute. And the nor’easter isn’t gone yet.

Northern freshwater lakes are turning brown as permafrost thaws and introduces more organic carbon into the water, according to a new study published in the journal Limnology and Oceanography Letters.

Researchers say they've come up with a way to better predict severe storms and protect infrastructure from damage caused by increasing temperatures in Western Canada.

There are plenty of seals in Unalaska, but ringed seals -- who make their homes on the ice -- are rare.

From Massachusetts to Virginia, the East Coast was pounded by a storm that threatened to break records. Nearly two million people lost power.

Last Tuesday, February 20, residents of Little Diomede have seen the impossible. Instead of looking out at a frozen seascape of ice, they witnessed open water and high surf crashing onto the shores and coming up beyond the high water line.

As spring walrus hunting season gets underway, residents of St. Lawrence Island talk about sea ice changes and how they affect the village.

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.

A massive wave of ice and water in 2012 caused the amount of ice lost from the Rink Glacier to increase by more than 50 percent

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.