Coastal permafrost erosion, organic carbon and nutrient release to the arctic nearshore zone (COPER) Permafrost Erosion Arctic permafrost coasts, which account for 34% of the coasts of the Earth, are extremely [...] change, because the frozen bluffs, upon contact with seawater, lose the cohesion provided by the permafrost matrix and are instantly washed away by incoming waves. With warming in the Arctic expected to [...] e the spatial variability of particulate and dissolved organic carbon and nutrient contents in permafrost sediments and ground ice as well their sediment characteristics through cross-shore sampling transects

deep permafrost soil carbon pools to rapid thaw and resulting impacts. The three research topics were: (1) Systematic measurement of rapid permafrost thaw, (2) Characterization of deep permafrost SOC stocks [...] PETA-CARB wordle (Graphic: Alfred Wegener Institut) What is Permafrost? Carbon in Permafrost Arctic landscapes, especially those underlain by permafrost, are threatened by climate warming and may degrade in [...] Wegener Institut) Arctic permafrost deposits are estimated to freeze-lock as much carbon in the atmosphere, allowing a potentially significant climate warming feedback loop when permafrost thaws and carbon is

trace gases from thawing permafrost. The weather in Brandenburg also fluctuates due to long-range atmospheric effects from the Arctic. The north polar seas, coasts and permafrost regions contain unique habitats [...] modular components for cloud observation, analytical and data-based tools for remote sensing in permafrost regions and laboratory equipment for analyzing a wide range of sample series from the atmosphere [...] components of the InnoLab concentrate on the three research fields at the AWI Potsdam in relation to permafrost dynamics , the spatio-temporal variability of polar terrestrial environmental systems and the role

Texel, the Netherlands. Mollenhauer has taken part in numerous expe- ditions at sea and to the permafrost regions of the Arctic. Since 2006, she is head of a research group at the Alfred Wegener Institute

and Professor at the University of Bremen. Radiocarbon dating Paleoceanography Sediment transport Permafrost The seafloor is a gigantic repository. Every particle that is not consumed by marine animals, including [...] not only to reconstruct the Arctic’s climate history, but also to understand the role of thawing permafrost in past climate changes. Based on this knowledge, they can make more accurate predictions about

of permafrost on the occasion of the start of the ESA GlobPermafrost-Projekt. 2016-01-26 The dpa - Deutsche Presse-Agentur released an article about Jens co-authored paper on an eroding permafrost cliff [...] thawing permafrost close to the settlement of Batagay in Yakutia (Russia). The article has been also featured in DIE WELT . 2017-02-03 Jens published a comprehensive article titled "Permafrost: Pandoras [...] long-term permafrost thaw" 2015-11-02 A new paper co-authored by Guido and published in Scientific Reports on using LiDAR elevation data to quantify the impacts of tundra fires on destabilising permafrost and

"Carbon in Deep Permafrost" at the 2 nd Asian Conference on Permafrost (ACOP2017), held in Sapporo, Japan. 5.-8. June 2017 Guido, Frank and Anne participated in the Pushchino Permafrost Conference «Earth's [...] change and permafrost degradation in the Arctic at the Klimawerkstatt Spandau . 30. November - 1. December 2018 Loeka, Clara and Josefine take part in the 10th meeting of the working group permafrost oft he [...] embarked on a long and successful journey to better understand and quantify the role of permafrost carbon and rapid permafrost thaw for the carbon cycle. We thank all who contributed to this effort! Many important

including these highly dynamic permafrost environments in future permafrost carbon estimations. Link to journal Carbon and nitrogen pools in thermokarst-affected permafrost landscapes in Arctic Siberia Top: [...] order to account for high variability of permafrost and thermokarst environments in pan-permafrost soil C and N pool estimates. Link to journal Deep Yedoma permafrost: A synthesis of depositional characteristics [...] observed in permafrost regions of Eurasia and North America. Link to journal Tundra fires destabilize permafrost Comparison between the two airborne LiDAR datasets showing clear permafrost terrain subsidence

in 2016, assumed leadership of the Permafrost Research Division at the Alfred Wegener Institute in Potsdam. His research currently focuses on the role of permafrost in the Earth system and the effects [...] Wegener Institute, Helmholtz Centre for Polar and Marine Research (AWI), and has been investigating permafrost-related topics in the Arctic for over 20 years. He studied Geology at the Technische Universität [...] there, focusing on remote sensing of the landscape dynamics, hydrology and carbon cycle in Arctic permafrost regions (2006-2013). Having been awarded a prestigious Starting Grant from the European Research

inundation of coastal permafrost areas and their role in the permafrost carbon climate feedback.