Frozen organic matter in a permafrost core Validation flight over Kobuk river valley Sunset at Kotzebue, Alaska Sunset at Kotzebue, Alaska Ingmar on his way to the next permafrost coring location carriyng [...] features in the Kobuk Valley National Park Matthias and Guido sampling permafrost cores in the Kobuk Delta Jens describing a permafrost exposure on the Baldwin Peninsula while Bill from the U.S. Fish and [...] and Wildlife Service is taken care of the bear safety Ben Jones and Josefine coring permafrost with the SIPRE corer in the Noatak Delta Being around 12 years old, the Selawik Slump is already stabilized and

technology for the polar regions Sea Ice Drift and Deformation Drift and deformation von sea ices Permafrost Charting the Arctic Tundra Ice Shelves and Icebergs Mass loss of the antarctic ice sheet Snow

shore of Teshekpuk lake Carson Baughman and Guido drilling a permafrost core in the Ikpikpuk river delta Small peaty and sandy layers in a permafrost core from the Ikpikpuk river delta Guido and Matthias returning [...] drained thaw lake basin View of Finger Rock, one of the many natural sights along the Dalton Highway Permafrost core from the Teshekpuk area Team Ergebnisse Aktuelles Fernerkundung Kohlenstoff Expeditionen PETA-CARB

technology for the polar regions Sea Ice Drift and Deformation Drift and deformation of sea ice Permafrost Charting the Arctic Tundra Polynias Observation of coastal polynias Snow Accumulation Retrieval

technology for the polar regions Sea Ice Drift and Deformation Drift and Deformation of sea ice Permafrost Charting the Arctic Tundra Polynias Observation of coastal polynias Shelf Ice and Icebergs Mass

), MPI Yakutsk (Melnikov Permafrost Institute), and NEFU (North-Eastern Federal University Yakutsk). Duration: Four Weeks. Goals: Exposed to subaquatic conditions, permafrost thaw occurs exponentially [...] Melnikov Permafrost Institute Yakutsk and ERC PETA-CARB in the eastern Lena Delta (Sobo Sise Island) and on Bykovsky Peninsula. Transport: Helicopter. Duration: Three Weeks. Goals: Sampling of permafrost soils [...] reconstructions, geodetic surveys of subsidence caused by permafrost thaw, bathymetric surveys, installation of temperature sensors in permafrost boreholes and lakes. PETA-CARB participants: Guido Grosse

of permafrost characteristics. In addition to their remoteness and difficult accessibility, all of them are vulnerable to rapid external disturbances due to the presence of very ice-rich permafrost close [...] characteristics of the surrounding permafrost because of the high heat storage capacity of water. A comprehensive inventory of thermokarst lakes in ice-rich permafrost and the documentation of current lake [...] not only very exciting visually but convey important scientific information on the stability of permafrost and changes in the northern the carbon cycle. The Siberian and Alaskan key study regions of the

ice loss, more waves, thawing permafrost Impacts on people Arctic coastline erosion • Community relocation Kivalina, Alaska. Blair Shishmaref, Alaska. USGS Eroding permafrost coastline in Siberia. P. Overduin

Forever frozen? Permafrost in the Arctic In story 1 students receive basic knowledge about permafrost and the consequences of climate change for permafrost. The importance of permafrost research is explained [...] changed in the Arctic over the last decades? What is permafrost? How does thawing permafrost affect the Arctic environment? How does thawing permafrost affect Arctic infrastructure? The main goal of this [...] and learn about permafrost in the Arctic and the effect of degrading permafrost on the Arctic environment. The focus lies on the complex interactions between men, nature and permafrost and resulting conflicts

Permafrost
The frozen permafrost in the Arctic is thawing on an alarming scale. By analysing an annual record of satellite images, researchers at the Alfred Wegener Institute have now confirmed these