that are beyond anything we can imagine” Starting in autumn 2019, the German research icebreaker Polarstern will drift through the Arctic Ocean for an entire year. During the MOSAiC expedition, experts from [...] we can already safely say is that we’ll find higher temperatures and less ice than Nansen did. Polarstern navigiert in der Nacht durch das Eis (Photo: Alfred-Wegener-Institut) What will the different phases [...] course of our expedition. We’ll begin in September 2019 and proceed with the research icebreaker Polarstern to the Siberian sea ice, which will still be thin at that time of year. Once there, we’ll look