The Arctic Ocean (Figure 1), the smallest of the world's five major oceans, is about 4000km (2500 miles) long and 2400km (1500 miles) wide, about the size of the continental USA. It lies entirely ...

As competition for resources in the Arctic Ocean intensifies, nations are staking claims to swaths of undersea territory where oil, gas, and other minerals could someday be found and mined.

According to a recent study published in the journal Nature Communications, the Arctic Ocean may be ice-free during the summer from 2030 onwards regardless of the level of greenhouse gas emissions.

“Over the last century we have seen a reduction of the overall amount of ice in the Arctic Ocean, reducing in area and thickness,” Stroeve continues. “Today’s end-of-summer ice cover is 40 ...

They live on coastlines, ice floes, and shallow waters along the Arctic Ocean's edges. Walruses typically live in shallow waters, which is where they rest and forage. However, they are good ...

T he winter growth period for sea ice in the Arctic Ocean is now over, with levels at a record low. The winter ice extent on 21 March 2025 was lower than at any time since continuous satellite ...

They are primarily a northern species that inhabits boreal forests and can also range as far north as the shores of the Arctic Ocean. Along North American mountain ranges, where elevation ...

C3S found sea ice concentrations were most below normal outside the central Arctic Ocean, especially in the Barents Sea and Sea of Okhotsk. As well, Antarctic sea ice recorded its fourth-lowest ...

New research suggests continued global warming could put a major Arctic ocean current in serious trouble, and that the consequences could extend far beyond the North. Known as the Beaufort Gyre ...

Yereth Rosen Alaska Beacon Nov 18, 2024 Nov 18, 2024 Scientists aboard a U.S. Coast Guard icebreaker have discovered something unusual in the Arctic Ocean off northern Alaska: a volcano-like ...

Get Instant Summarized Text (Gist) Arctic winter sea ice reached a record low maximum extent of 14.45 million km 2 on March 21, 2025, over a million km 2 below the long-term average. Warmer air ...