1. Ecole Polytechnique Fédérale de Lausanne EPFL; School of Architecture; Civil and Environmental Engineering ENAC; Laboratory of ecological systems ECOS; Station 2 1015 Lausanne Switzerland
2. Swiss Federal Institute for Forest; Snow and Landscape Research WSL; Site Lausanne, Station 2 1015 Lausanne Switzerland
3. Laboratoire de Chrono-Environnement; UMR CNRS 6249; UFR des Sciences et Techniques; Université de Franche-Comté; 16 route de Gray F-25030 Besançon France
4. Department of Environmental Science, Policy and Management; Suding Lab; University of California Berkeley; 147 Hilgard Hall Berkeley CA 94720 USA
5. Ecology and Biodiversity; Institute of Environmental Biology; Utrecht University; Padualaan 8 3584 CH Utrecht The Netherlands
6. Université d'Orléans; ISTO, UMR 7327; 45071 Orléans France
7. CNRS/INSU; ISTO, UMR 7327; 45071 Orléans France
8. BRGM; ISTO, UMR 7327; BP 36009 45060 Orléans France
9. Pôle-relais Tourbières; Fédération des Conservatoires d'espaces naturels; 7 rue Voirin 25000 Besançon France
10. Laboratoire de Minéralogie et de Cosmochimie du Muséum; UMR 7202 CNRS; Muséum National d'Histoire Naturelle; 57 rue Cuvier 75231 Paris Cedex 05 France
11. Centre for Carbon, Water and Food Biogeochemistry Group; University of Sydney; 380 Werombi Road Camden NSW 2570 Australia
12. Laboratory of Soil Biology; Institute of Biology; University of Neuchâtel; CH-2000 Neuchâtel Switzerland
13. Jardin Botanique de Neuchâtel; Chemin du Perthuis-du-Sault 58 2000 Neuchâtel Switzerland
14. Department of Life Science and Biotechnologies; University of Ferrara; Corso Ercole I d'Este 32 I-44121 Ferrara Italy