influence of melt events on stable oxygen isotope records from the Arctic. Due to rising temperatures over recent decades, the frequency of melt events in Arctic regions has increased. However, current [...] candidate at AWI also participated in expeditions to describe arctic vegetation and quantify biomass in Siberia (2021) and Canada (2022). My background is in Environmental Sciences with a focus on [...] JOIDES Resolution in the harbour of Fremantle before International Ocean Discovery Program Exp. 356 (Photo: Jeroen Groeneveld) Reconstructing past ocean water conditions using geochemistry in foraminifera

for example, how the warming and acidification of waters in the Arctic due to climate change will affect those animals that are perfectly adapted to living in the cold.” Unique observations in an NMR [...] level is a way of measuring their fitness. In contrast, for Arctic fish that are subjected to rising temperatures, the lactate is an indicator that they are consuming too much oxygen – and are [...] more A view inside – a fish in the NMR Integrative Ecophysiology Ocean Acidification

public. The use in research applications is usually free. Examples: Ocean Data View, a programme to visualise large geo-referenced data files UltraMassExplorer, a browser-based tool for the interactive [...] - From research to business Technology Transfer Office Spin-offs Ocean Data View Inventions, innovative technologies and services originate, e.g. from the following R&D fields of the Alfred-Wegener-Institute [...] the few institutions worldwide that conduct research both in the Arctic and Antarctic. The expertise of AWI with research in polar regions and the operation of the required infrastructure in harsh

floating microplastic particles leading to an export to the deeper ocean and sediments. Meanwhile, scientists and authorities worldwide have recognized the massive accumulation of MP in the aquatic [...] Gunnar Gerdts) Fram Pollution Observatory / Microplastics in the Arctic (in-house project; PIs: Melanie Bergmann, Ilka Peeken and Gunnar Gerdts) “Microplastics Reactor” and “Sediment Separator” (in-house [...] for microplastics analyses in European waters); www.jpi-oceans.eu/ecological-aspects-microplastics (PIs: Sebastian Primpke and Gunnar Gerdts) WT.SH project “Size is important” (PIs: Michaela

List of Publications Buck, B. H. (2026) Mytilid larval appearance and settlement at offshore wind farm sites in the German Bight—a trial to estimate multi-use potentials for bivalve seed collection and grow-out cultivation. Front. Aquac. 5:1823282. doi:10.3389/faquc.2026.1823282 Olanrewaju, O. S. , & Buck, B. H. ( 2026 ). Simulation modeling of the Adjustable Buoyancy Device for open ocean low trophic aquaculture, part I: Test of a submersible long tube unit. Journal of the World Aquaculture Society, 57 ( 4 ), e70126. doi:10.1111/jwas.70126 Liyanwala, A., Horn, S. and Buck, B. H. (2026). Site

scientist Prof Judith Hauck coordinated the assessment of the ocean sink for the report. “The oceans have absorbed 29 per cent of total CO2 emissions over the past ten years. This makes them the [...] is weakening entire ecosystems and their functions. Forests, oceans and moors are enormous carbon sinks that could lose this important ability. This further exacerbates global warming and thus the [...] through KEN-Marine, I hope to help strengthen the visibility of the ocean in the political arena and support a more integrated approach in which climate, biodiversity, and the ocean are understood as

we determine the δ 18 O values in ice and water samples from the Arctic and Antarctic, as well as the δ 13 C values of dissolved inorganic carbon in the water of the polar oceans. In addition, our [...] δ 18 O (seawater) Capturing modern hydrological processes in the ocean (T,S, stratification); T-S-signatures of different water masses MAT253 + EA IsoLink CN (is in acquisition; available from autumn [...] the 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-,

we determine the δ 18 O values in ice and water samples from the Arctic and Antarctic, as well as the δ 13 C values of dissolved inorganic carbon in the water of the polar oceans. In addition, our [...] δ 18 O (seawater) Capturing modern hydrological processes in the ocean (T,S, stratification); T-S-signatures of different water masses MAT253 + EA IsoLink CN (is in acquisition; available from autumn [...] the 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-,

Spitsbergen). (Photo: Max Schwanitz) The northernmost permanent arctic research station of the AWI (AWIPEV Station - till 2005 Koldewey-Station) is located in the small village Ny Ålesund (West Spitsbergen [...] and rocky habitats with a wide variety of endemic underwater Arctic flora and fauna. The AWIPEV dive base is operated for about 6 month per year upon request by scientific projects which need diver [...] ) The research vessel Polarstern operates in the southern and arctic ocean. As an icebreaker RV Polarstern enables to enter ice covered polar areas and to conduct diving supported underwater research

Polarstern The Research Vessel Polarstern has been underway in the Arctic and Antarctic for 40 years, giving experts from around the globe the opportunity to safely and effectively conduct research in two [...] preserving the ecological equilibrium of the polar regions and oceans for future generations. The requirements profile reflects the lessons learned over the Polarstern’s nearly 40 years of service. The