Alaska tundra has become a carbon emitter rather than carbon sink, study finds
The tundra of Alaska and other Arctic regions once soaked up atmospheric carbon and locked it in the frozen ground, reducing
Read more
Science
Canadian researchers count on Siberian reindeer herders to solve archaeological mystery
Two Canadian archaeologists are on their way to a remote part of the Russian Arctic hoping that the traditional knowledge
Read more
Arctic Ocean on track to be ice-free in summer by 2040, say scientists
The Arctic Ocean is now on track to become ice-free in summers as soon as two decades from now, while
Read more
As woody shrubs move north in a warming Arctic, so do beavers
As the Arctic climate warms and woody shrubs spread northward over the tundra, several animal species have followed. Among the
Read more
Climate change may harm polar bear’s ability to hunt
A new study shows polar bears travel crosswind when winds are light to hunt seals, but climate change means winds
Read more
What tiny particles blowing in Alaska’s North Slope air tell us about oil-field pollution
The brownish cloud known as Arctic haze, produced by industrial activities and coal burning in faraway sites in Asia and
Read more
An Alaska volcano and DNA reveal the timing of bison’s arrival in North America
After humans, the mammals most successful at colonizing North America were the bison that thundered across the Great Plains. Just
Read more
Will Arctic sea ice shrink to new record low this summer?
Now that Arctic sea ice has begun its annual melt after reaching a record-low winter maximum extent earlier this month,
Read more
New federal project to count eider population poisoned by shot in Alaska
Threatened spectacled eiders, sea ducks that have died in large numbers after ingesting lead from hunters’ spent ammunition, will be
Read more
World enters ‘uncharted territory’ with record-breaking climate change: UN report
The world enters into ‘truly uncharted territory’ in 2017 with the planet continuing to experience record-breaking global temperature, shrinking sea
Read more
Climate-driven Arctic permafrost thaw will dramatically alter northern landscapes: study
Rapid climate-driven permafrost thaw in huge swaths of the Arctic will dramatically change northern landscapes in the same way landscapes
Read more
What ‘young’ Arctic rocks tell us about origins of the Earth and Moon
Volcanic rocks from the Canadian Arctic are changing what scientists think about the origins of the Earth and the Moon,
Read more
Killer whales in once-icy Arctic waters are scaring away narwhals
When orcas invade their Arctic territory, narwhals flee, possibly even before the predatory newcomers make any attacks, according to new research.
Read more
Ice-Blog: Climate change is causing rapid, deeper and more extensive acidification in the Arctic Ocean
A new study reported in Nature Climate Change this week says ocean acidification is spreading rapidly in the western Arctic
Read more
Scientists ‘cook’ oil from Alaska coal, suggesting exploration opportunities
A laboratory experiment that produced crude oil from bits of Alaska coal has geologists hoping coal-rich areas contain undiscovered pools of
Read more