A joint US-Russia aerial survey yields a new, large-scale picture of Chukchi polar bears

A joint US-Russia aerial survey yields a new, large-scale picture of...

Polar bears blend easily into their white ice-and-snow habitat, they move frequently in and out of the water and they can travel vast distances...
Arctic Council affirms it: the Arctic is warming at three times the global rate

Arctic Council affirms it: the Arctic is warming at three times...

It is time to stop saying that the Arctic, with its melt-and-thaw feedback loops, is warming at twice the global rate, according to a...
How cables in glaciers could help forecast future sea level rise

How cables in glaciers could help forecast future sea level rise

Fiber-optic cables usually make us think of ultra-fast internet — or maybe the irritation of new installation works digging up the pavement. But there...
Overwintering ‘zombie’ fires may become more common as climate changes

Overwintering ‘zombie’ fires may become more common as climate changes

ANCHORAGE — In the boreal forests of the planet’s far north, where the climate is warming faster than almost anywhere else in the world,...
DNA analysis links great-great-great-grandson to Franklin Expedition victim

DNA analysis links great-great-great-grandson to Franklin Expedition victim

When the doomed Franklin Expedition in Canada’s Arctic suffered its first three deaths, crew members buried the victims in marked graves with some apparent...
Greenland ice melt may accelerate as glaciers get shorter, study finds

Greenland ice melt may accelerate as glaciers get shorter, study finds

A swathe of the Greenland ice sheet may be nearing a "tipping point" into a new unstable state of melting that would be irreversible...
Arctic fires, thawing permafrost pose growing threat to climate, a new study finds

Arctic fires, thawing permafrost pose growing threat to climate, a new...

The warming Arctic tundra will make it harder for the world to curb climate change, as thawing permafrost and wildfires release greenhouse gases that...
Russia proposes a nationwide permafrost monitoring program

Russia proposes a nationwide permafrost monitoring program

Russian authorities have made the Arctic a top priority and big sums are to be invested in new regional industry and infrastructure. But thawing permafrost...
The US participation at a major Arctic science summit suggests a return to science, climate leadership

The US participation at a major Arctic science summit suggests a...

A major international Arctic science meeting brought together officials from 25 nations and six Indigenous organizations, and a strong U.S. presence there suggests the...
A future landslide-triggered tsunami in Greenland could be a lot bigger than experts first thought

A future landslide-triggered tsunami in Greenland could be a lot bigger...

When the tsunami triggered by the June 17, 2017 landslide in Greenland’s Karrat Fjord hit the hamlet of Nuugaatsiaq, it surged about 9 meters...