February 2023, Bremerhaven – Bremerhaven Find out more ArcWatch Central Arctic, Eurasian Basins RV Polarstern ArcWatch 1 (PS138) 01.08.2023 – 30.09.2023 ArcWatch 2 (PS144) 10.08.2024 – 12.11.2024 ArcWatch [...] – 07.09.2025 Find out more Island Impact Antarctic Circumpolar Current South Georgia Bassin FS Polarstern, PS133 1.10.2022 – 20.12.2022 Find out more HAFOS long-term time series Weddell Sea; Cape Town [...] Maria S. Merian: St. John's, Canada - Nuuk, Greenland 25.06.2017 - 19.07.2017 Find out more PS 100 Polarstern Central Arctic 07/08 2016 Find out more HE516 R/V Heincke Bremerhaven-Bremerhaven (11.07.2018-12

Heincke Sampling in Zodiac, King George Island Sampling of glacier meltwater, King George Island Polarstern brine sampling in the central Arctic sea ice samlpling in the central Arctic ice-tank experiment

Expedition
Following a five-month journey, the research vessel Polarstern returned to its homeport in Bremerhaven on the evening of Friday, 13 October. During the most recent expedition, the vessel

ArcWatch 1
On Thursday, 3 August 2023, the research vessel Polarstern is scheduled to set off from Tromsø, Norway, towards the North Pole. For two months, a good fifty scientific expedition participants

platforms provides information on phytoplankton composition and particle size distribution. On board of POLARSTERN, state of the art underway-measuring systems have been installed, their reliability is frequently

publications Near real time data Air Temperature 10,3 °C Polarstern 9,8 °C Heincke 7,3 °C Neumayer III 16,9 °C AWIPEV PS100 Polarstern PS100 Polarstern Screenshot of the new AWI data portal - www.data.awi [...] publications Near real time data Air Temperature 10,3 °C Polarstern 9,8 °C Heincke 7,3 °C Neumayer III 16,9 °C AWIPEV PS100 Polarstern PS100 Polarstern Graphic: Medieningenieure Bremen/ Sabine Lüdeling; Photo: [...] Deployment of SWIPS underwater winch system from onboard of R/V POLARSTERN. Photo: AWI/ Thomas Soltwedel Releasing PAUL from onboard of R/V POLARSTERN with the assistance of a Zodiac team. Photo: AWI/ Johannes

publications Near real time data Air Temperature 10,3 °C Polarstern 9,8 °C Heincke 7,3 °C Neumayer III 16,9 °C AWIPEV PS100 Polarstern PS100 Polarstern Screenshot of the new AWI data portal - www.data.awi [...] publications Near real time data Air Temperature 10,3 °C Polarstern 9,8 °C Heincke 7,3 °C Neumayer III 16,9 °C AWIPEV PS100 Polarstern PS100 Polarstern Graphic: Medieningenieure Bremen/ Sabine Lüdeling; Photo: [...] Deployment of SWIPS underwater winch system from onboard of R/V POLARSTERN. Photo: AWI/ Thomas Soltwedel Releasing PAUL from onboard of R/V POLARSTERN with the assistance of a Zodiac team. Photo: AWI/ Johannes

to eat. The ice alga Melosira arctica has proven to be an extremely good light harvester. On a Polarstern One of the many melt ponds that form on the sea ice of the Arctic in summer shimmers turquoise-blue [...] surface to a depth of 4,000 metres – and had done so within a period of barely two months. On future Polarstern expeditions AWI researchers will examine what long-term impacts the decline in sea The Arctic [...] involves a regular exchange regarding new findings and research methods, but also jointly planned Polarstern expeditions to the central Arctic Ocean. To understand how climate change is altering the Arctic

departed from Tromsø and enjoyed the marvellous weather. The sun was shining from a blue sky while POLARSTERN passed the fjords towards the North-Atlantic. Finally, we are let loose. In particular, the newbies

expected. Scientists participating in the international MOSAiC expedition with research icebreaker Polarstern have found fish and squid in deep water in the middle of the Arctic Ocean. The results from Stockholm