Modelling the effects of ice-sheet activity on CO2Ā outgassing by Icelandic volcanoes

John J Armitage, Institut de Physique du Globe de Paris, Paris, France, David Ferguson, University of Leeds, School of Earth and Environment, Leeds, United Kingdom, Kenni Dinesen Petersen, Aarhus University, Department of Geoscience, Aarhus, Denmark and Timothy T Creyts, Columbia University-LDEO, Palisades, NY, United States