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 :

degradation and impacts of contaminants of emerging concern (CECs) in the oceans through case studies in the Atlantic, the Arctic and the Mediterranean. It is developing new methods for assessing the impact [...] tipping points and impacts on the functioning of local ecosystems and services. Disko Bay and the Arctic Station, Qeqertarsuaq, Disko Bay, Greenland (Photo: Uwe John) Funded by: Federal Ministry of Education [...] functional adaptations of LOV-domain blue light photoreceptors in Antarctic versus temperate and Arctic diatoms. The project is carried out in cooperation with the AG Kroth, University of Konstanz . Antarctic

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

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

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

br>How do you successfully pilot a remote-controlled helicopter in the remote expanses of the Arctic Ocean when the compass can’t provide reliable positioning data? Engineers on board the Alfred Wegener

Research Meltwater pools on the Arctic Ocean. The polar regions and oceans are central drivers of climate-related processes. (Photo: Stefan Hendricks, Alfred-Wegener-Institut) Oceans cover seventy percent of [...] by their fascinating diversity, they hold resources essential to humanity’s survival. Not only do oceans and their ecosystems fulfil a key role in the control of global environmental processes; they are [...] cities and claims to usage rights are often concentrated, the vast and unpopulated regions in the Arctic and Antarctic are also transforming. Not only are the polar regions highly sensitive to climatic

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