1. Forest Ecology, Institute of Terrestrial Ecosystems, Department of Environmental Sciences, ETH Zürich Zürich Switzerland
2. Department of Environmental and Plant Biology Ohio University Athens OH USA
3. Ecole Polytechnique Fédérale de Lausanne EPFL, School of Architecture, Civil and Environmental Engineering ENAC WSL Swiss Federal Institute for Forest, Snow and Landscape Research Lausanne Switzerland
4. Institute for Landscape and Environment (ILU) Nuertingen‐Geislingen University Nürtingen Germany
5. Department of Ecology University of Innsbruck Innsbruck Austria