How Greenland’s ice is melting from both above and below

How Greenland’s ice is melting from both above and below

There were no scientists around circa 11,000 years ago, when the great Laurentide Ice Sheet, which once covered much of present day North America,...
There’s a walrus haulout near Point Lay again, but it’s begun later than in recent years

There’s a walrus haulout near Point Lay again, but it’s begun...

Pacific walruses have started to gather on an Arctic beach in Northwest Alaska, continuing what has become a near-annual ritual for the animals living...
Yukon’s climate, notoriously cold in Gold Rush days, is transforming

Yukon’s climate, notoriously cold in Gold Rush days, is transforming

In the days of poet Robert Service more than a century ago, Canada’s Yukon territory was almost as notorious for its fierce cold as it...