1. Department of Biology University of Bergen N‐5020 Bergen Norway
2. Norwegian Forest and Landscape Institute N‐9269 Tromsø Norway
3. Landscape Ecology and Site Evaluation University of Rostock 18059 Rostock Germany
4. Department of Ecology and Natural Resource Management Norwegian University of Life Sciences N‐1432 Ås Norway
5. Telemark University College 3800 Bø Norway
6. WSL Institute for Snow and Avalanche Research SLF 7260 Davos Dorf Switzerland
7. Environmental Change Research Centre University College London London WC1E 6BT UK
8. School of Geography and the Environment University of Oxford Oxford OX1 3PY UK