1. Centre for Arctic Gas Hydrate, Environment and Climate, Department of Geosciences UiT the Arctic University of Norway Dramsveien 201 9037 Tromsø Norway
2. Paleoceanography and Paleoclimate Group, Department of Geoscience Aarhus University Høegh‐Guldbergs Gade 2 DK‐8000 Aarhus Denmark
3. Arctic Research Centre Aarhus University DK‐8000 Aarhus Denmark
4. iClimate Centre Aarhus University DK‐8000 Aarhus Denmark
5. SeisLab, Department of Geoscience Aarhus University Høegh‐Guldbergs Gade 2 DK‐8000 Aarhus Denmark
6. Geological Survey of Denmark and Greenland GEUS Øster Voldgade 10 1350 Copenhagen K Denmark