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The seasonal Arctic sea-ice retreat was quite rapid in the first week of July but slowed during the rest of the month (see Fig.1). The mean extent for July 2021 was 7.72 million km 2 . As such, it was

Every single day, information products that describe the Arctic sea-ice environment are prepared. For example: information on where the sea-ice edge is, how thick the ice is, and how fast it’s moving

Particularly in the Bering Sea, but also in the Sea of Okhotsk and eastern Barents Sea, the amount of sea ice was below the long-term average for 2003 – 2014. In contrast, the ice margin was above the

On 16 May, RV Polarstern left the MOSAiC floe, which an international team of experts has been researching since last October, to pick up the crew for the next leg of the expedition off the coast of S

Despite a storm and the adverse ice conditions, he and his team reached the MOSAiC floe almost as planned. They left the floe on 16 May and reached the sea-ice edge on Tuesday, 2 June. Now Torsten Kan

For the majority of June and at the beginning of July, the extent was below the level for the same month in the record-breaking year 2019 (Fig. 1). The monthly mean ice extent was 10.03 million km² –

In the months of June, July and August, predictions can be submitted on the September sea-ice extent for the Arctic as a whole, or for specific regions. The forecasting methods vary considerably, and

Consequently, temperatures up to 6 degrees Celsius or more above the long-term average were prevalent on the East Siberian coast, which led to early snow melting and thawing soils (you can find more i

The rapid rate of ice loss observed in early July continued in the third week of the month, before dropping again rapidly (Fig. 4). The mean sea-ice extent in July 2020 was 6.85 million km 2 – the low

But this year, February was extraordinarily warm. Analyses of satellite and station data indicate that very warm air has been advected towards the Arctic, which allowed temperatures to rise until the