The sea ice that used to envelop St. Paul has done so only once since 2013, and then only fleetingly. Advertisement. ... That carpet of fur seals now appears as clumps and patches.

The disappearance of sea ice in polar regions due to global warming not only increases the amount of light entering the ocean, but also changes its color. These changes have far-reaching ...

Vera Metcalf stands on Wednesday by a chunk of sea ice transported from Utqiagvik and displayed at the Arctic Encounter Symposium. The melting ice, which started at 310 pounds, symbolizes the ...

Each year, Arctic sea ice expands as the sea surface freezes during the long, dark winter. At its maximum in March, the ice covers nearly the entire Arctic Ocean, almost 6 million square miles.

Sea ice expanse hit a record low in late February — surpassing a record set just in 2022 (blue). The sea ice expanse for every year from 1981 to 2021 is shown in gray.

In the Arctic, sea ice remained at 8 per cent below average throughout February, missing an area of ice roughly the size of the UK. This was the third consecutive month to set a new monthly record ...

The 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 ...

New research reveals the importance of winter sea ice in the year-to-year variability of the amount of atmospheric CO2 ...

Scientists have found that the record-low levels of sea ice around Antarctica in 2023 were extremely unlikely to happen without the influence of climate change. This low was a one-in-a-2000-year ...

Antarctica's sea ice recently shrank to its lowest extent since satellite records began more than 40 years ago. When you purchase through links on our site, we may earn an affiliate commission ...

Global sea ice hit a record low for February, with Arctic and Antarctic ice levels far below average. Rising global temperatures are driving ice loss, accelerating ocean warming and extreme ...