years The project is funded by the AUF Bremen. Aquarium shelf (Photo: Alfred-Wegener-Institut / H. Müller-Elsner) (Photo: Alfred Wegener Institut)

been successfully applied to North Atlantic/Arctic Ocean Sea Ice Model (NAOSIM) developed at the Alfred Wegener Institute (AWI). We are currently working to apply the systems to Finite-volumE Sea ice-Ocean [...] simulation without data assimilation, red: model simulation with data assimilation. (Graphic: Alfred-Wegener-Institut) Spatial pattern of sea ice extent in September, from 1990 to 2010 (every 5 years). [...] simulation without data assimilation, black: model simulation with data assimilation. (Graphic: Alfred-Wegener-Institut) Spatial pattern of sea ice motion in August 2006: Left panel: model simulation without

SeaPump is a Helmholtz Young Investigators Group from the Alfred Wegener Institute for Polar and Marine Research . The group is a bridging group between the Helmholtz Society, University of Bremen, and [...] web interactions with the biological pump . Gruppenleiter: Morten Hvitfeldt Iversen Instituten: Alfred Wegener Institute Marum University of Bremen Kontakt: +49 (0) 421 218 65787

currently being carried out in the circumpolar regions of the world. ICRSS-2006 group shot (Photo: Alfred-Wegener-Institut) 10th ICRSS 2008 (Whitehorse, Yukon, Canada) The 10 th International Circumpolar Remote [...] being carried out in the circumpolar regions and elsewhere. ICRSS-2008 conference photo (Photo: Alfred-Wegener-Institut) 11th ICRSS 2010 (Cambridge, United Kingdom) The 11th International Circumpolar Remote [...] of work currently being carried out in the circumpolar regions. ICRSS-2010 group photo (Photo: Alfred-Wegener-Institut) 12th ICRSS 2012 (Levi, Finland) The theme of the 12 th CRSS symposium, May 14-18 2012

station. Picture: S. Trimborn (Photo: Alfred-Wegener-Institut) CO2 incubation experiments with Ryder ay phytoplankton. Picture: S. Trimborn (Photo: Alfred-Wegener-Institut) Sampling of seawater containing [...] British research station Rothera on the Western Antarctic Peninsula. Picture: S. Trimborn (Photo: Alfred-Wegener-Institut) Climate models indicate that the Southern Ocean is particularly prone to climate change [...] containing Ryder Bay phytoplankton. Picture: S. Trimborn (Photo: Alfred-Wegener-Institut) Contact: Dr. Scarlett Trimborn

shrimp from the mudflats (Photo: M. Bögner Alfred-Wegener-Institut) Not a typical mudflat dweller - researcher stuck in the mud (Photo: M. Bögner Alfred-Wegener-Institut) The brown shrimp Crangon cragnon [...] cragnon is a typical inhabitant of the mudflats. (Photo: M. Bögner Alfred-Wegener-Institut) A research traveller (Photo: M. Bögner Alfred-Wegener-Institut)

Birnbaum Dr. Thomas Krumpen Melt ponds on Multi year ice (Photo: Alfred-Wegener-Institute) Melt ponds on First-year ice (Photo: Alfred-Wegener-Institute) Instrumentation The aircraft Polar 5 was equipped with [...] respectively. Flight legs at 200 ft (61 m) (Graphic: W. Cohrs, Alfred-Wegener-Institute) Flight legs at 2000 ft (610 m) (Graphic: W. Cohrs, Alfred-Wegener-Institute)

for operation. (Photo: Alfred Wegener Institut) Deployment of the DEPAS OBS. (Photo: Alfred Wegener Institut) DEPAS OBS after emerging at the sea surface. (Photo: Alfred Wegener Institut) Number of instruments [...] Technology A description of the DEPAS instruments can be found in this publication: Alfred-Wegener-Institut, Helmholtz-Zentrum für Polar- und Meeresforschung et al., 2017: DEPAS (Deutscher Geräte-Pool

trained at the Alfred Wegener Institute. This highly effective programme funded by the Nippon Foundation and the Partnership for Observation of the Global Oceans (POGO) and the Alfred Wegener Institute is

Centre on the new Climate Campus in Bremerhaven. In future, the Technical Centre is where the Alfred Wegener Institute will develop, test and prepare new equipment for use on expeditions. The project received [...] Federal Ministry of Education and Research (BMBF) and the Federal State of Bremen. In honour of Alfred Wegener’s last companion, the building was named after the Greenlander Rasmus Willumsen.