1. Department of Earth Sciences, University of Geneva, rue des Maraîchers 13, Geneva, Switzerland
2. Institute of Earth Sciences, Géopolis, University of Lausanne, Lausanne, Switzerland
3. Department of Earth Sciences, Memorial University of Newfoundland, 9 Arctic Ave., St. John’s, Newfoundland, Canada
4. Institute of Earth Sciences, Goethe University, Frankfurt, Germany
5. Department of Geosciences, Swedish Museum of Natural History, SE Stockholm, Sweden
6. Department of Earth Sciences, University of Oregon, 100 Cascade Hall, Eugene, OR, USA
7. School of the Environment, Washington State University, Pullman, WA, USA
8. Department of Earth Sciences, ETH Zürich, Zürich, Switzerland