Lightning near the North Pole reveals dramatic climate changes as Arctic temperatures rise and storms intensify.

In conservation, the term "flagship species" is used to refer to animals that represent something bigger, like an entire ...

A $23 million floating laboratory, the Tara Polar Station, is preparing to set sail across the Arctic ice, aiming to unlock ...

PBI monitors polar bears across the Arctic partly to determine the impacts of climate change on the behavior and physical condition of the animals as well as population trends. One program has ...

While climate models indicate a general warming trend due to increased greenhouse gases the chaotic nature of weather systems combined with limited historical data on the polar vortex contributes ...

Over the past few decades, the polar bear population in Canada’s western Hudson Bay has dropped dramatically. Archer: “There’s about half as many polar bears there in recent years, compared to the ...

A new study has shed unprecedented light on the highly variable and climate-sensitive routes that substances from Siberian rivers use to travel across the Arctic Ocean. The findings raise fresh ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe.

"We used MAR, our regional climate model developed at the University of Liège," adds Xavier Fettweis, climatologist at ULiège. MAR is a polar climate model that simulates snow and ice processes ...

The trip was sparked by this curiosity: How do people and polar bears live side by side in the same town? Thirty years later, WCCO reporter Erin Hassanzadeh and photojournalist Tom Aviles returned ...

Polar ice satellite records have been continuous since 1979. Sea ice loss is expected to continue its slide based on climate models, with scientists warning that the Arctic landscape is likely to ...