and AWIPEV Stations, as well as from the research icebreaker Polarstern . MOSAiC expedition The Multidisciplinary drifting Observatory for the Study of Arctic Climate (MOSAiC) was a major year-long [...] in the Central Arctic Sea ice, using the research icebreaker Polarstern . MOSAiC was a large international effort spearheaded by the Atmospheric Physics Section at AWI under the lead of Prof. Dr. Markus [...] To be filled! Text is missing Arctic Ocean (Central Arctic) FS Polarstern MOSAiC (Photo: M. Gutsche) The polar oceans in the Arctic and around Antarctica, characterized by their seasonal or year-round