An Arctic air mass has plunged across North America and parts of Europe, driving temperatures far below freezing and ...

There's a confounding dilemma for many folks trying to make sense of winter weather in the context of climate change.

The Arctic is not just getting warmer. It is starting to behave in new manners in ways that are dangerous for nature. For ...

Decades of advances in satellite observation made it seem as though Arctic snow cover was growing, when in reality satellites ...

Polar bears need ice for their long term survival as less or shrinking ice forces these creatures to travel long distances in ...

Purposefully sinking boreal trees could help lock away carbon for millennia or longer, but the audacious plan comes with ...

An Arctic farming experiment reveals that carbon losses from peat soils are not fixed, but highly sensitive to how water is ...

The US is a nation divided, with frigid conditions, snow and ice entrenched east of the Rockies all the way into Florida, and record warmth and paltry snowfall in the West.

Arctic sea ice helps cool the planet and influences weather patterns around the world, but it is disappearing faster than ever as the climate warms. Scientists have now developed a new forecasting ...

Arctic sea ice has large effects on the global climate. By cooling the planet, Arctic ice impacts ocean circulation, ...

When ConocoPhillips won federal approval last year to explore for oil in the Alaskan Arctic, environmental groups warned the ...

For most of their evolutionary history, narwhals have relied more on sound than sight to survive in the Arctic’s dark icy ...