1. Department of Applied Environmental Science and Bolin Centre for Climate Research; Stockholm University; Stockholm Sweden
2. Swiss Federal Institute of Technology (ETH), Geological Institute; Zürich Switzerland
3. Department of Earth Sciences; Utrecht University; Utrecht The Netherlands
4. Pacific Oceanological Institute, Far Eastern Branch, Russian Academy of Sciences; Vladivostok Russia
5. International Arctic Research Center, University of Alaska Fairbanks; Fairbanks Alaska USA
6. National Research Tomsk Polytechnic University; Tomsk Russia
7. Alfred-Wegener-Institut Helmholtz-Zentrum für Polar- und Meeresforschung, Periglacial Research Group; Potsdam Germany