MOSAiC The Expedition in Numbers

During the expedition, RV The following 20 nations will Polarstern will be resupplied by participate in this project: 4 additional from China, Russia and Sweden.

RV Polarstern will cover a total of some 2,500 km, zig-zagging the with the natural drift. Throughout the year, a total of 600 participants will be on board, and be exchanged in phases.

n Franeker n The ice will drift at an average speed of roughly 7 km per day.

For 60-90 days the research Polarstern will Around 300 people will work be less than 200 km away in the background for the from the geographic North The expedition‘s planned expedition in order to realize it. Pole. duration is 390 days. Photo: Alfred Wegener Institute / J. va

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The polar night, during which the At least 6 people will be sun never rises above the hori- assigned as „polar bear watch“ zon, will continue for 150 days. to ensure the researcher‘s safety.

The landing strip for resupply flights, which will be carved The drift will take Polarstern out of the , must be at up to 1,000 km away from least 1,100 m long. the northernmost island.

In winter, temperatures down to -45° Celsius are expected.

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To date, there has never been a comparable expedition in the central Arctic.

The monitoring stations will be set up as far as 50 km from Polarstern.

The sea ice must be at least 1.5 m thick, so that the necessary infra- The expedition‘s operating structure can be set up on its surface. costs alone are roughly € 200,000 € per day (not Measurements will be taken at altitudes up to 35,000 m and at depths including the costs for the down to 4,000 m below the surface. instruments or researchers). Photo: Alfred Wegener Institute / S. Hendricks

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As of: 12/2019