1. Department of Geosciences and Natural Resource Management University of Copenhagen Copenhagen K Denmark
2. Institute of Earth Surface Dynamics University of Lausanne Lausanne Switzerland
3. Camborne School of Mines College of Engineering, Mathematics and Physical Sciences University of Exeter, Penryn Campus Penryn UK
4. Instituto Geológico y Minero de España Madrid Spain
5. Department of Earth Sciences University of Pisa Pisa Italy
6. Natural History Museum of Denmark University of Copenhagen Copenhagen K Denmark
7. GLOBE Institute University of Copenhagen Copenhagen K Denmark