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

Arctic Clouds Map of the areas for aircraft operation illustration the coordination activities at Polarstern and Ny Alesund (Photo: Alfred-Wegener-Institut) ACLOUD and AFLUX are 2 joint aircraft campaigns

ic accessions of the Hustedt collection, as well as extending them by new collections on board Polarstern . We are working on improving mobilization of taxon observation records backed up by voucher images

field expedition to the Central Arctic ever. Key element is the drift of the research icebreaker Polarstern frozen into the pack ice over an entire year. Over all, more than 300 scientists from 17 countries [...] to analyzing and exploiting the data over the coming years to decades. Beyond an ice camp around Polarstern, a distributed network of observations, airborne and satellite observations contribute to the field

gravity meters from LaCoste and Romberg for the purpose of these so-called tie measurements. On board Polarstern, underway measurements are made using a KSS-32 gravimeter from Bodenseewerke. Airborne measurements

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

Polarstern Expedition
The world’s second-largest ice shelf was the destination for a Polarstern expedition that ended in Punta Arenas, Chile on 14 th March 2018. Oceanographers from the Alfred Wegener

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

The arrival of the Polarstern in Bremerhaven Arrival in Bremerhaven Arrival in Bremerhaven Dalbenpier (Lloyd shipyard, Bremerhaven) Onboard MS HANSA Welcome at Dalbenpier (Lloyd Shipyard, Bremerhaven) [...] RV Polarstern at Dalbenpier, Lloyd Shipyard Dalbenpier, Lloyd Shipyard Dalbenpier, Lloyd Shipyard Dalbenpier, Lloyd Shipyard Welcome back! This is how the MOSAiC participants experienced the welcome back [...] back event in Bremerhaven on board the Polarstern Welcome Fleet Arrival Welcome back! Welcome back! On the way to the Lloyd Shipyard At 'Dalbenpier', Lloyd Shipyard

Welcome back, Polarstern! Note: The times may change at short notice In the early morning of 12 October, the Polarstern returns to her home port of Bremerhaven. Due to the corona pandemic we could not [...] However, Polarstern will sail with an escort fleet to the 'Seebäderkaje' and will turn once there at around 8:30 a.m. to show herself to the Bremerhaven public. You can probably best see Polarstern at the [...] us! On the following channels we will report on the return of the Polarstern in various formats on 12 October – hashtag #welcomePolarstern : Twitter: AWI and MOSAiC Instagram: AWI and MOSAiC Facebook: AWI