Harmful algae blooms have been rapidly producing in a place previously too cold to host the toxin: the Arctic.

Summer sea ice in the Arctic Ocean might be gone by the 2030s, no matter what we do to curb emissions of greenhouse gases, ... What does this mean for the people and animals who live in the Arctic?

Researchers have measured toxins in scat samples from 205 bowhead whales from the Beaufort Sea, collected over 19 years, and ...

The Arctic Ocean could see "ice-free" days within a matter of years—potentially a decade earlier than was previously predicted. ... These animals depend on sea ice for their survival.

Hidden Planet Arctic animals are battling more diseases in recent decades. Here’s why. Stories have surfaced of animals such as polar bears fighting off new diseases, and sometimes losing that ...

Learn about the effects of a changing climate on the Arctic ecosystem and four of its well-known mammals: the polar bear, the walrus, the Arctic fox and the beluga whale. The term “climate ...

Sea ice algae is an essential resource for the survival of many species living in the Arctic. Traces of ice algae have been found in many animal groups from tiny filter-feeding shrimp to large ...

The first ice-free days of the Arctic Ocean could occur as soon as the 2020s or 2030s — as many as 10 years earlier than previous projections.

Should the Arctic ice continue to melt, sea levels will rise. Higher temperatures in the Arctic could affect weather in parts of North America, Europe and Asia with extreme rainfall and heat waves.

At the surface, the Arctic Ocean is pure serenity: chunk after chunk of bright-white ice, lazily floating around. What you can’t see is that its underside is covered in green snot, à la the ...

By midcentury — 2035 to 2067 — the Arctic could see consistent ice-free conditions in September, the month when sea ice concentrations are typically at their minimum, the study found.