Global outlook from the Global Terrestrial Network for Permafrost (GTN-P): Changes in thermal state of permafrost and active layer thickness over the last decade

Dmitry A Streletskiy, George Washington University, Geography & Environment, Washington, United States, Boris K Biskaborn, Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Potsdam, Germany, Vladimir E Romanovsky, University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, Sharon L Smith, Geological Survey of Canada, Ottawa, Canada, Nikolay I Shiklomanov, George Washington University, Washington, DC, United States, Jeannette Nötzli, WSL Institute for Snow and Avalanche Research SLF, Davos Dorf, Switzerland, Goncalo Vieira, Universidade de Lisboa, Lisbon, Portugal, Philippe Schoeneich, Université de Grenoble Alpes, Institut de Géographie Alpine, Grenoble, France, Jean-Pierre F Lanckman, Grail, Akureyri, Iceland and Hugues Lantuit, Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research, Permafrost Research Section, Potsdam, Germany