and Risks BMBF nuArctic: Towards a better understanding of the nutrient cycles in the ‘new’ Arctic Ocean and implications for future primary productivity and carbon export OceanICU : OceanICU is a Horizon [...] produce new data, information and understanding on the role of the Ocean in the global carbon cycle. ERC OceanPeak: The global ocean carbon cycle after peak emissions: Dynamics and process attribution [...] future ocean in the Earth system – quantifying coupled cycles of carbon, oxygen, and nutrients for determining and achieving safe operating spaces with respect to tipping points Horizon 2020: OceanNETs :

parameters in the water column of the Arctic Ocean on a regular basis to better understand the impact of a variable environment on ecological processes in the Arctic ocean. ICES Working Group on Plankton and [...] such as Pseudnitzschia sp. , or different species of the genus Alexandrium sp . FRAM (Frontiers in Arctic Marine Monitoring) The development of a standardized molecular observation strategy for marine eukaryotic [...] microbial observatory that aims to monitor and understand how ongoing environmental changes affect Arctic marine prokaryotic and eukaryotic microbial communities and how these changes will alter their role

Sea-ice algae The seasonal extent and properties of Arctic ice on land and in the ocean determine the efficacy of the albedo feedback mechanism causing arctic climate amplification. Various ice types are inhabited [...] Sampling and analytical strategy to investigate taxonomic and functional ice algae composition in the ocean and lakes. (Photo: Alfred-Wegener-Institut) High-resolution reconstruction of regional climate changes [...] Interdisciplinary research projects at the interface between natural science and data science Topic A: "Arctic Environmental Data Analytics"– Gregor Pfalz Topic B: "Data fusion using remote sensing data and

atmosphere-ocean interactions Atmosphere-ocean interactions at high latitudes are thought to play a key role in past atmospheric CO2 variability by controlling the sea-ice field, upper ocean physical parameters [...] in the Arctic, Topic: ERC-2018-COG AGENSI, an ERC Horizon 2020 project led by Stijn de Schepper (Bergen University, Norway), takes an innovative approach to generate essential knowledge on Arctic sea ice [...] the Arctic and global climate state. If greenhouse gas emissions remain unchecked and further increase, summer sea ice loss may pass a critical threshold that could drastically transform the Arctic as we

Antarctic food web in the global ocean, our project has a large societal relevance enabling us to predict the consequences of global warming for the Southern Polar Ocean. Participants Prof. Dr. Bettina [...] in a warming Southern Ocean (PEKRIS II) Project description Antarctic krill ( Euphausia superba ) is a key structural element for the functional biodiversity of the Southern Ocean ecosystem and an important [...] effects of climate changes on the ecosystem of the Southern Ocean and support a more adaptive risk assessment of the krill fishery in the Southern Ocean. Participants Prof. Dr. Bettina Meyer (AWI/ICBM) (Principal

Projects AFIN: Antarctic Fast Ice Network Changing Arctic Ocean SIN'XS-Sea Ice thickness INtercomparison eXerciSe Arctic Passion ESA: Climate Change Initiative MOSAiC S3MPC-Sentinel-3 Altimetry Mission [...] Mission Performance ArcSolution SNOWflAke IceBird Transdrift: Arctic Ice-Ocean-Interaction

of sea-ice and ocean dynamics in the Laptev Sea and to investigate the ecological consequences of environmental changes in key regions of the transpolar drift, and to study effects of ocean acidification [...] Furthermore, the Deep-Sea Research Group leads the Helmholtz infrastructure project FRAM (Frontiers in Arctic marine Monitoring) and is also partner of the Helmholtz alliance ROBEX (Robotic Exploration of Extreme

youtube.com/channel/UCxseMj2r9jMDq-LjKzUOIVg/featured Arctic Ocean MSM93 expedition contribution to newsletter of German Science Foundation Transregio Arctic Amplification: www.ac3-tr.de/download/ne [...] kugel-klimaforschung-mit-markus-rex/tausendstel-millimeter-gross-aber-echte-giganten/85718382 Arctic Ocean MSM93 expedition highlighted in the German newspaper “Süddeutsche Zeitung” 6 Nov 2020: https :// [...] Symposium 2022 in Bonn within the German radio programme Deutschlandfunk about her presentation on "Novel ocean color information from Sentinel-5P’s high spectral resolution" in the broadcast "Forschung aktuell"

Danilov, N. Koldunov, C.Liu, V. Mueller, D. Sidorenko and T. Jung, 2024: Eddy activity in the Arctic Ocean projected to surge in a warming world . Nature Climate Change , 14 , 156–162, doi.org/10.1038 [...] 387 , 68–73, doi.org/10.1126/science.adq7280 . Wang, Q., S. Danilov, and T. Jung, 2024: Arctic freshwater anomaly transiting to the North Atlantic delayed within a buffer zone. Nature Geosci [...] Beech, N., T. Rackow, T. Semmler, S. Danilov, Q. Wang and T. Jung, 2022: Long-term evolution of ocean eddy activity in a warming world. Nature Climate Change , 9 , 910–917, doi.org/10.1038/s41558-022-01478-3

1126/science.adp3491 Gou, R., K. Wolf, C. Hoppe, L. Wu, G. Lohmann, 2025: The changing nature of future Arctic marine heatwaves and its potential impacts on the ecosystem. Nature Climate Change, doi.org/10 [...] Lohmann G, Boers N, Daniau AL, Oliveira RS, Campos MC, Shi X, De Oliveira PE, 2014: Slowdown of ocean circulation increases the vulnerability of northern Amazon forests. Nature Geoscience 2024. DOI: 10 [...] and M. Kucera, 2023: Plankton biogeography shows strong meridional variation in ice age to modern ocean warming. Nat. Geosci., DOI:10.1038/s41561-023-01328-7 2022 Pontes, G., A. Taschetto, A. Sen Gupta