1. Department of Geology; Lund University; Sölvegatan 12 SE-223 62 Lund Sweden
2. Department of Geoscience; Aarhus University; Høegh-Guldbergs Gade 2 DK-8000 Aarhus C Denmark
3. The Geological Survey of Denmark and Greenland; Øster Voldgade 10 DK-1350 Copenhagen Denmark
4. Department of Earth Science; University of Bergen; Allégaten 41 NO-5007 Bergen Norway
5. Bjerknes Centre for Climate Research; Allégaten 55 NO-5007 Bergen Norway
6. School of Geographical and Earth Sciences; University of Glasgow; Glasgow G12 8QQ UK
7. Scottish Universities Environmental Research Centre; Rankine Avenue, Scottish Enterprise Technology Park East Kilbride G75 0QF UK