Egidio Armadillo¹, Fausto Ferraccioli², Laura Crispini³, Andreas Läufer⁴, Alessandro Ghirotto¹ and Antonia Stefanie Ruppel⁴, (1)University of Genoa, Genoa, Italy, (2)NERC British Antarctic Survey, Cambridge, United Kingdom, (3)University of Genova, Department of Earth Sciences, Environment and Life, Genova, Italy, (4)BGR Federal Institute for Geosciences and Natural Resources, Hannover, Germany