Cécile Osy

Evolution and Controls of the Large-Scale Surface Freeze-Back Onset in Siberian Permafrost Regions with the ERA5-Land Reanalysis

Permafrost is a defining feature of the Arctic and sub-Arctic environments. The extent of the permafrost region accounts for about a quarter of the Northern Hemisphere’s terrestrial surface. While most research on permafrost has focused on the summer season—when the active layer...