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

Legal Department The Legal Department represents the Alfred Wegener Institute in all judicial concerns. Postal address Legal Department Alfred Wegener Institute Helmholtz Centre for Polar and Marine Reseach

Amy Forster preparing diatom slides (Photo: Alfred-Wegener-Institut) The extraction of microfossil remains like diatom valves or chironomid head capsules requires a chemical preparation of sediment samples [...] keys. Chironomid head capsule of the genus Paralauterborniella sp. (Photo: Larisa Nazarova, Alfred-Wegener-Institut)

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)

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)

L2120i Cavity RingDown-Spectrometer Picarro L2120i with vaporizer (photo: Alfred Wegener Institute, Levent Vorpahl) (Photo: Alfred-Wegener-Institut, Levent Vorpahl) Picarro L2140i Cavity RingDown-Spectrometer [...] with PAL HTC-xt Autosampler and A0211 Vaporizer for H and O isotopes (in water samples). (Photo: Alfred-Wegener-Institut, Levent Vorpahl) Picarro L2130i Cavity RingDown-Spectrometer 1 Picarro L2130i Cavity [...] with A0101 Autosampler and A0211 Vaporizer for H and O isotopes (in water samples). (Photo: Alfred-Wegener-Institut, Levent Vorpahl) Polar Terrestrial Environmental Systems: <link en science geosciences

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

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

Events in the Research Division Alfred Wegener Lecture Every two years, the Climate Science Reseach Division of the Alfred Wegener Institute invites to the “Alfred Wegener Lecture in Climate Science”. The [...] Friday Seminar The lecture series “Friday Seminar” comprises scientific lectures by guests of the Alfred Wegener Institute as well as by AWI employees. The aim of this event is to benefit from each other s [...] participate online. A new lecture can be registered at any time on AWI-Nextcloud . Location: Alfred Wegener Institute Helmholtz Center for Polar- and Marine Research Building G, Klußmannstr. 3, 27570