1. Department of Arctic Geology; The University Centre in Svalbard (UNIS); N-9171 Longyearbyen Norway
2. Department of Geology; UiT The Arctic University of Norway; NO-9037 Tromsø Norway
3. CAGE - Centre for Arctic Gas Hydrate, Environment and Climate; Department of Geology; UiT The Arctic University of Norway; NO-9037 Tromsø Norway