1. a Water Resources Engineering, Lund University, Box 118, Lund 22100, Sweden
2. b Freshwater Centre, Finnish Environment Institute SYKE, Latokartanonkaari 11, FI-00790 Helsinki, Finland
3. c Law School, University of Eastern Finland, Yliopistonkatu 2, FI-80100, Joensuu, Finland
4. d Water, Energy and Environmental Engineering Research Unit, University of Oulu, PL 8000, FI-90014, Oulun yliopisto, Finland
5. e Laboratory of Hydrology, Lithuanian Energy Institute, Breslaujos g. 3, LT-44403, Kaunas, Lithuania
6. f Institute of Ecology, School of Natural Sciences and Health, Tallinn Univ., Uus Sadama 5, 10120, Tallinn, Estonia
7. g Division of Environment and Natural Resources, Norwegian Institute of Bioeconomy Research (NIBIO), P.O. Box 115, 1431, Ås, Norway