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Klaus Grosfeld Renate Treffeisen Sina Löschke meereisportal.de ISBN: 978-3-9822680-2-6 One year, one floe – sea-ice research to the extreme DriftStories from the Central Arcti

73Focus temperature DriftStory 08 DriftStory 08 Miss Piggy is the name that the AWI’s atmospheric researchers have given to this orange tethered balloon, which can rise to heights of up to

35Focus ice thickness DriftStory 03 DriftStory 03 The thickness of the sea ice doesn’t just depend on how much seawater freezes into ice in winter. Another critical factor is how frequently th

95Focus ice DriftStory 10 How alike the two pictures are: as AWI sea-ice physicist Dr Thomas Krumpen flies over the scattered remains of what was once the MOSAiC floe and many of its neighbouring f

In spring, a variety of algal blooms colour the waters of the Arctic Chukchi Sea. The inflow of cold, nutrient-rich water from the Bering Sea provides the phytoplankton with idea conditions f

65Focus snow DriftStory 07 DriftStory 07 On 30 June 2020, meltwater ponds nearly as long as the research vessel Polarstern covered the MOSAiC ice floe – though the snow began melting weeks

13Introduction Spending an entire winter researching on an ice floe in the Arctic Ocean was, until now, just a pipe dream for most sea-ice experts. It was always assumed that such an expedition w

27Focus satellite observation DriftStory 02 DriftStory 02 Satellite observation is the only way to effectively monitor the Arctic sea ice on a broad scale. Yet this approach still has its fair s

21Focus ice DriftStory 01 DriftStory 01 Whoever hopes to unlock the mysteries of the sea ice has to first know its past. Accordingly, sea-ice physicist Thomas Krumpen started looking for clues

4342 Focus iceDriftStories 01 DriftStory 04 DriftStory 04 Glittering clouds below the ice Generally speaking, it’s very easy to explain how Arctic sea ice becomes thicker. You take an ocean, a