Study reveals extreme winter weather is related to Arctic change

A new study shows that the frequency of polar vortex disruptions that is most favorable for extreme winter weather in the United States is increasing, and that Arctic change is likely contributing to the increasing trend. ...

Arctic sea ice succumbs to Atlantification

With alarm bells ringing about the rapid demise of sea ice in the Arctic Ocean, satellite data have revealed how the intrusion of warmer Atlantic waters is reducing ice regrowth in the winter. In addition, with seasonal ice ...

Hot summers, intense burn seasons seed 'zombie' fires: study

"Zombie" fires that linger under the winter snow in the forests of the Northern Hemisphere tend to re-ignite after hotter summers, according to a study on Wednesday warning that climate change may make them more common.

Snow chaos in Europe caused by melting sea-ice in the Arctic

They are diligently stoking thousands of bonfires on the ground close to their crops, but the French winemakers are fighting a losing battle. An above-average warm spell at the end of March has been followed by days of extreme ...

Birds' blood functions as heating system in winter

Researchers at Lund University in Sweden have discovered that bird blood produces more heat in winter, when it is colder, than in autumn. The study is published in The FASEB Journal.

Fossil discovery deepens snakefly mystery

Fossil discoveries often help answer long-standing questions about how our modern world came to be. However, sometimes they only deepen the mystery—as a recent discovery of four new species of ancient insects in British ...

Increased winter snowmelt threatens western water resources

More snow is melting during winter across the West, a concerning trend that could impact everything from ski conditions to fire danger and agriculture, according to a new University of Colorado Boulder analysis of 40 years ...

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