Snow accumulation during winter no longer compensates for summer losses. This annual balance has been negative for decades, ...

Last week, expeditions finished in northern Quebec and the Northwest Territories. The remaining action focuses on Ellesmere Island, the Northwest Passage and Greenland. After a long weather delay, a ...

This story was produced in partnership with the Pulitzer Center’s Ocean Reporting Network. A haze of ice crystals in the air created a halo around the low sun as three snowmobiles thundered onto the ...

GREENLAND, AS YOU MAY KNOW, IS NEITHER NOT GREEN AND NOT REALLY LAND, BUT RATHER COVERED BY THE SECOND LARGEST BODY OF ICE IN THE WORLD, SECOND ONLY TO THE ANTARCTIC ICE SHEET. BUT THE ICE IS MELTING ...

ON HUDSON BAY (AP) — Searching for polar bears where the Churchill River dumps into Canada’s massive Hudson Bay, biologist Geoff York scans a region that’s on a low fat, low ice diet because of ...

When it comes to Arctic apex predators, the polar bear is the first animal that typically comes to mind. It’s a top predator, feasting on seals and occasionally other sea mammals. Its hunting skills ...

As the Arctic Ocean loses its sea ice due to climate change, sunlight penetrates deeper into the water and encourages the growth of tiny plant-like organisms (phytoplankton). But to thrive, they need ...