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A pod of narwhals (Monodon monoceros) in central Baffin Bay. Narwhals are the most vulnerable animals to increased ship traffic in the Arctic Ocean. Kristin Laidre/University of Washington

As Arctic ship traffic increases, narwhals and other unique animals are at risk

Climate change is shrinking Arctic sea ice and opening the region to ship traffic. Whales, seals and other marine mammals could be at risk unless nations adopt rules to protect them.
2016’s warm winter meant not enough snow for the start of the Iditarod sled dog race in Anchorage, so it was brought by train from 360 miles north. AP/Rachel D'Oro

In Alaska, everyone’s grappling with climate change

For everyone from traditional hunters to the military, the National Park Service to the oil industry, climate change is the new reality in Alaska. Government, residents and businesses are all trying to adapt.
Animals in the western Arctic have higher levels of mercury in their bodies than those in the eastern Arctic. (Shutterstock)

How we solved an Arctic mercury mystery

A new study demystifies regional differences in mercury levels in marine animals in the Canadian Arctic.
In some regions of the Arctic, polar bears will spend their entire lives on sea ice or the ocean. Christopher Michel/flickr

Polar bears unlikely to compensate for ice loss in summer

Could polar bears slip into a hibernation-like state to tough out lean hunting during summers with little sea ice? Sadly, experiment suggests no.
Things continue to hot up for polar bears in the Arctic. Gerard Van der Leun

Cold weather in the US no solace for starving polar bears

During the “polar vortex” that recently swept the US, Chicago’s Lincoln Park Zoo was forced to bring its polar bear indoors as it was “too cold” for a bear acclimated to Chicago’s “normal” winters (where…
Hudson Bay Lowlands are staying greener for longer as temperatures rise. K. Rühland

Global warming finally reaches the last Arctic region

Lakes of the Hudson Bay Lowlands, in northeast Canada, are showing evidence of abrupt change in one of the last Arctic regions of the world to have experienced global warming, according to Canadian research…
On thin ice? Alan D. Wilson/naturespicsonline.com

All eyes turn to the prize as the Arctic opens for business

Foundation essay: This article on the future of the Arctic by Tavis Potts, Senior Lecturer in Oceans Governance at the Scottish Association for Marine Science, is part of a series marking the launch of…

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