You may have spotted the ptarmigan, but did you find all five of her chicks? The ground beneath them is a hodgepodge of colours and patterns, so instead of blending in the ptarmigans rely on a tactic ...

The following is the July 2, 2025, Congressional Research Service report, Changes in the Arctic: Background and Issues for ...

Stable isotopes unveil ocean transport of legacy mercury into Arctic food webs. Nature Communications, 2025; 16 (1) DOI: 10.1038/s41467-025-60356-6 ...

For decades, scientists believed the Arctic Ocean was sealed under a massive slab of ice during the coldest ice ages — but new research proves otherwise. Sediment samples from the seafloor, paired ...

New research challenges the long-held belief that the Arctic Ocean was covered by a massive ice shelf during ice ages.

Caribou, migrating birds and many other types of wildlife rely on this expanse of wetlands and tundra. Humanity and the ...

Despite global reductions in mercury emissions, mercury concentrations in Arctic wildlife continue to rise. A study published in Nature Communications by researchers from Aarhus University and the ...

Toxins released by long-extinguished fossil fuel fires and gold smelters are showing up in the bodies of Arctic wildlife, according to new research pointing to mercury released by pollution hundred… ...

Mercury concentrations in Arctic wildlife are on the rise despite reductions in mercury release, according to a new study published Thursday.

Yale Climate Connections is a nonpartisan, multimedia service providing daily broadcast radio programming and original web-based reporting, commentary, and analysis on the issue of climate change.

Climate change forces Arctic animals to shift feeding habits Seals and whales in the Arctic are shifting their feeding patterns as climate change alters their habitats, and the way they do so may ...