Scientists have found it difficult to capture longer-term changes to Antarctic sea ice as satellite records date from 45 years ago, but a recent reconstruction winds the record back to 1899.

which combines the amount of sea ice present in the Arctic and Antarctic, hit a new low in early February and remained below the previous record from 2023 for the rest of the month. In particular ...

This data, which combines the extent of sea ice from the Arctic and Antarctic, has records that date back to the late 1970s. Previously, 2023 held the record low for global ice following decades ...

Arctic ice cover, which typically peaks in March, was at a historic low for February, 8% below average, marking the third consecutive monthly record. In the Antarctic, where it is now summer and the ...

In a sign of accelerating global warming, global sea ice levels hit an all-time record low in February 2025 ... 8% below average in February, while Antarctic sea ice was 26% below average.

Arctic ice cover, which typically peaks in March, was at an historic low for February, eight percent below average, marking the third consecutive monthly record. In the Antarctic, where it is ...