Eyewitnesses to Arctic Change

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

Woche1__02.-03.04._-2025_EN.pdf

Start in Mindelo 03. April 2025 Just 48 hours ago, we boarded the Polarstern in the bay of Mindelo, Cape Verde, to join the three scientists from the previous section. We are 26 scientists, students and

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The latest findings on the MOSAiC floe

Siberian Islands were the birthplace of the MOSAiC floe: the sea ice in which the research vessel Polarstern is now drifting through the Arctic was formed off the coast of the archipelago, which separates

Software

software tool has been developed at AWI and has been improved during countless research cruises of RV Polarstern. Find out more The TsunAWI modeling tool has been developed within the framework of the German

Sediment echosounder

Our research vessel RV Polarstern is equipped with a PARASOUND DS2 sediment echosounder (ATLAS Hydrographic GmbH, Bremen). This echosounder generates two primary frequencies at ca. 18 and 22 kHz. The secondary

Iron limitation and cycling

board the RV Polarstern in collaboration with Dr. Christel Hassler (Swiss Polar Institute) from 16 February 2016 to 8th April 2016 (PS97, ANT-XXXI/3). The ProIron team onboard Polarstern in February 2016

Port Warehouse

"Kaiserhafen" on the premises of the Lloyd shipyard in immediate vicinity to the regular berth of "Polarstern" and other research and supply vessels. It offers a space of 4.800 m² for storage and handling [...] year about 200 special containers and containers with expedition freight are handled. When loading Polarstern, between 2.500 and 3.000 packages are being lifted over the railing. The port warehouse is located

The grand finale to the expedition of a century

After more than a year in the Central Arctic, this Monday, 12 October, the research icebreaker Polarstern returned to her homeport in Bremerhaven. Accompanied by a ‘welcome committee’ of ships that came

Technology

Analysing strategy (Graphic: Metfies et al. Ocean Science 2016) Automatic filtration system on board Polarstern (Photo: Katja Metfies)

Ceilometer

Institut) In October 2010 the Ceilometer CL51 ( VAISALA , Finnland) was mounted on the monkey deck of Polarstern. It is able to measure cloud heights and vertical backscatter profiles. Short, powerful laser pulses