1. School of Geography, Earth and Environmental ScienceUniversity of Birmingham Birmingham UK
2. Department of Atmospheric Environment and Aquatic Ecosystems, Institute of Mountain ScienceShinshu University Matsumoto Japan
3. School of GeographyUniversity of Nottingham, University Park Nottingham UK
4. Institute of Arctic BiologyUniversity of Alaska Fairbanks Alaska USA
5. Asiaq, Greenland Survey Nuuk Greenland
6. Department of Geography and Regional ScienceUniversity of Graz HeinrichstraÃe 368010 Graz Austria
7. Department of Bioscience, Arctic Research CentreAarhus University Roskilde Denmark