morteza.salahi@awi.de
+49 (0) 4651 956 4216

completing survival training—including a night on the sea ice—we embarked on our mission at Arrival Heights near McMurdo Station. Cutting through 1.7 meters of sea ice revealed a fascinating underwater ecosystem [...] carbon and Silicate cycle of a Changing Antarctic (SPONGESCAN) Cutting entrance and safety holes in the sea ice. (Photo: Erik Wurtz) Heated tent over the dive hole. (Photo: Erik Wurtz) Lander system above the [...] prevent the system from the destructive long-term impact of saltwater, cold temperatures, storms, sea-ice and icebergs for almost 6 years. Meanwhile some steel components were more or less gone due to

Jennifer.Dannheim@awi.de
+49 471 4831-1734
, Bremerhaven

between the estimated and calculated frequency spectra of stable oxygen isotopes in cores from the North Greenland Traverse (NGT). Additionally I'm inspecting sections of the B22 core where melt layers are [...] project is based on mass spectral imaging of marine sediment cores to create high temporal resolution sea surface temperature time series. The aim is to quantify stratigraphic noise and the spatial repres

dynamics of glaciers and ice sheets Floating Ice: sea, river, and lake ice Seasonal snow cover Changing permafrost Polar coastlines Oceanography of polar seas Hydrology of inland waters Polar land cover and [...] Symposium was first held in Yellowknife, Canada in 1990 and since then it has alternated between North American and Europe on a biennial basis. It grew from the often-expressed need for exchange of information

65-7_18 Huang, X., K. Gohl, 2015: Seismostratigraphic Analysis and Glacial History of the Weddell Sea Region, Antarctica . In: G. Lohmann, H. Meggers, V. Unnithan, D. Wolf-Gladrow, J. Notholt, A. Bracher [...] ISBN 978-3-319-00692-5, pages 69-74 Schefuß, E., M. Werner, B. Beckmann, B. Haese, G. Lohmann, 2015: North-west African hydrologic changes in the Holocene: a combined isotopic data and model approach . In:

Bracher A. (2013) Photophysiological state of natural phytoplankton communities in the South China Sea and Sulu Sea. Biogeosciences Discuss., 10, 12115-12153, doi:10.5194/bgd-9-4727-2012. Wetzel G., Oelhaf H [...] Sidorenko D., Völker C., Ye Y., Zeising M., Hauck J. (2023) Ocean biogeochemistry in the coupled ocean-sea ice-biogeochemistry model FESOM2.1-REcoM3. Geoscientific Model Development: gmd-2023-2. doi [...] (2018) Assessing the influence of optically active constituents on the radiative heating of Laptev Sea surface waters. Extended abstract to Ocean Optics XXIV conference, Dubrovnik, 7 October 2018 - 12 October

MAT252 Sercon-2020 δ 30 Si δ 18 O (diatoms, radiolarians, sponge ferrules) Reconstruction of polar sea surface salinity changes and meltwater events (δ 18 O) Efficiency of the biological pump (δ 30 Si) [...] measurement of stable carbon isotopes of dissolved inorganic carbon (DIC) in waters from the polar seas is routinely carried out in our laboratories. This parameter is being determined via a GasBench Plus [...] supply of nutrient silicon and its use in polar and subpolar ocean regions (e.g. Southern Ocean, North Pacific) can be reconstructed on geological time scales. For the measurements, pure diatom-, radiolarian-

MAT252 Sercon-2020 δ 30 Si δ 18 O (diatoms, radiolarians, sponge ferrules) Reconstruction of polar sea surface salinity changes and meltwater events (δ 18 O) Efficiency of the biological pump (δ 30 Si) [...] measurement of stable carbon isotopes of dissolved inorganic carbon (DIC) in waters from the polar seas is routinely carried out in our laboratories. This parameter is being determined via a GasBench Plus [...] supply of nutrient silicon and its use in polar and subpolar ocean regions (e.g. Southern Ocean, North Pacific) can be reconstructed on geological time scales. For the measurements, pure diatom-, radiolarian-

Stefanie Arndt, sea ice physicist at the AWI “The polar regions play a very special role at the COP, as this is where we are observing the greatest changes in global climate change as a whole. Sea ice areas [...] for climate modeling, sea ice prediction and the general physics of climate change Find out more To the complete expert database Stefanie Arndt Dr Stefanie Arndt, expert for sea ice physics Find out more [...] of key EU marine targets, including the commitment to legally protect at least 30 per cent of EU seas and reduce the negative impacts of fisheries on sensitive habitats and species. At COP30, Josie Antonucci