1. Department of Physical Geography, Stockholm University, Stockholm, Sweden
2. Tarfala Research Station, Stockholm University, Stockholm, Sweden
3. Bolin Centre for Climate Research, Stockholm University, Stockholm, Sweden
4. Ecosystems and Environment Research Programme, Faculty of Biological and Environmental Sciences and Helsinki Institute of Sustainability Science (HELSUS), University of Helsinki, Helsinki, Finland
5. Department of Ecology and Genetics, Uppsala University, Uppsala, Sweden
6. Groupe de Recherche Interuniversitaire en Limnologie (GRIL), Département des sciences biologiques, Université du Québec à Montréal, Montreal, Quebec, Canada
7. Department of Geological Sciences, Stockholm University, Stockholm, Sweden
8. Department of Geosciences and Geography, University of Helsinki, Helsinki, Finland
9. Institute of Atmospheric and Earth Sciences, University of Helsinki, Helsinki, Finland