How a ‘frozen debris lobe’ threatens Alaska’s only highway to the Arctic

How a ‘frozen debris lobe’ threatens Alaska’s only highway to the...

A slow-moving blob of frozen debris is threatening Alaska’s only highway to the Arctic, but state officials say they have time to move the...
In the Arctic Ocean, plankton grows where coastal sediment flows

In the Arctic Ocean, plankton grows where coastal sediment flows

Receding sea ice and the impact it has on Arctic communities is often held up as the consequence of a warming climate. Research published this month in...
Does the ‘Blob’ foretell the North Pacific’s future? A scientist says yes.

Does the ‘Blob’ foretell the North Pacific’s future? A scientist says...

There is good news and bad news about the big warm-water “Blob” that has wreaked havoc on the North Pacific for the past three...
Sailors, take warning: Decline in sea ice clears path for higher waves

Sailors, take warning: Decline in sea ice clears path for higher...

Receding sea ice is increasingly making Arctic routes a viable option for shippers, but with less ice comes greater potential for higher waves. While...
Permafrost thaw altering chemistry of Yukon River, signaling profound changes for entire basin

Permafrost thaw altering chemistry of Yukon River, signaling profound changes for...

As Alaska warms and permafrost thaws, the chemistry of the Yukon River’s water is transforming chemically, new research from the U.S. Geological Survey shows.Long-term...
President Trump’s view of research casts shadow over Alaska marine science conference

President Trump’s view of research casts shadow over Alaska marine science...

The new president dismisses climate change as a hoax, and he has named like-minded people to high-level government posts. His administration has blacked out...
An Alaska volcano and DNA reveal the timing of bison’s migration from Eurasia to North America

An Alaska volcano and DNA reveal the timing of bison’s migration...

After humans, the mammals most successful at colonizing North America were the bison that thundered across the Great Plains.Just when they arrived on the...
Eastern Arctic polar bears are doing OK — for now

Eastern Arctic polar bears are doing OK — for now

Finally, a little good news about polar bears in western Greenland and Canada’s eastern Arctic.A recent comprehensive three-year scientific study of Canada’s two easternmost...
A warmer Arctic appears to be the new normal, says annual agency report

A warmer Arctic appears to be the new normal, says annual...

The past year, with dramatic warming in the air, in the water and on land, was a continuation of a “new normal” in the...
Ice cores are our best link to ancient climates. Scientists are racing to preserve them while we still can.

Ice cores are our best link to ancient climates. Scientists are...

Sealed in steel tubes and stacked in a vast room, these hunks of ice have come a long way.Each of them has been carefully...