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Meereisportal PWA compatible devices.

SEA ICE PORTAL now offers users a Progressive Web App (PWA)

Faster and easier access to the SEA ICE PORTAL – Install the meereisportal.de app for a better user experience.

The towed system used to measure sea-ice thickness (the “Bird”) is stowed directly under the fuselage during take-off and landing.
© Esther Horvath, AWI
© Esther Horvath, AWI

30-year airborne survey shows Arctic ice thinning from climate change

For 30 years, AWI's research aircraft measured Arctic sea ice thickness, showing significant reductions from climate change, providing crucial data for science and politics.

Bright, shallow melt pond on relatively thick sea ice.
© Hannah Niehaus, IUP
© Hannah Niehaus, IUP

Melt Pond Fraction on Arctic Sea Ice – Combining in-situ and satellite data

Improving Arctic-wide sea-ice products for melt pond fraction and their integration into climate models.

Data Portal for Beginners – New Product from the SEA ICE PORTAL

SEA ICE PORTAL users can now quickly and easily select and download maps, data on long-term trends, and animations. Maps & Graphics section comprehensively expanded.

Surface air temperature anomalies in the Antarctic in February 2023 compared to the long-term mean for 1971 – 2000.

Antarctic sea-ice extent reaches all-time low

On 19 February 2023, the minimum sea-ice extent in the Antarctic reached a new record low of just 2.0 million km²; the mean monthly value was also below the previous record low from 2022.

Sea-ice extent in the Antarctic headed for a record minimum

Antarctic sea-ice extent drops below the previous record minimum. January’s low-extent course continues.

Thin section of sea ice under cross-polarized light. The ice sample was taken during the MOSAiC expedition.
© Universität Colorado / Amy Lauren Richman
© Universität Colorado / Amy Lauren Richman

Freezer lab work reveals sea ice properties of MOSAiC ice cores

Group of scientists from four international partner institutions and a filmmaker have come to Bremerhaven to process and analyze sea-ice cores samples from MOSAiC expedition.

Overview infographics on all SEA ICE PORTAL topics.

Meeisportal2.0: The sea-ice info-portal with its finger on the pulse of our times

With the relaunch, meereisportal.de has integrated modern science communication tools in order to continue its successful track record in knowledge transfer.

Sea-ice concentration and extent in the Antarctic on 31 December 2022.

Year-end sea-ice development in the Antarctic

The sea-ice extent in the Antarctic is rapidly approaching the summer minimum and reached a record low in December.

Animation of the observed sea-ice concentration from July to September 2022.

Arctic Sea-Ice Retreat Continues

The summer 2022 showed once again that the sea-ice cover is determined by both long-term trends and short-term, substantial year-on-year variations caused by the weather and ocean currents.