1. Institute of Geology and Mineralogy University of Cologne Cologne Germany
2. Central Institute for Meteorology and Geo‐dynamics (ZAMG) Vienna Austria
3. Leibniz Institute for Applied Geophysics (LIAG) Hannover Germany
4. Geological Survey of Norway (NGU) Trondheim Norway
5. Department of Geoscience and Petroleum Norwegian University of Science and Technology Trondheim Norway