Aberystwyth University, Institute of Geography and Earth Sciences, Aberystwyth, SY23 3DB, United Kingdom
Edinburgh University, School of Geosciences, Edinburgh, EH8 9XP, United Kingdom
Edinburgh University, School of Geosciences, Edinburgh, EH8 9XP, United Kingdom
University of Washington, Polar Science Center Applied Physics Laboratory, Seattle, WA 98105, United States
Newcastle University, School of Civil Engineering and Geosciences,, Newcastle Upon Tyne, NE1 7RU, United Kingdom
Edinburgh University, School of Geosciences, Edinburgh, EH8 9XP, United Kingdom
Ohio State University, Department of Geography, Columbus, OH 43210-1361, United States ; Edinburgh University, School of Geosciences, Edinburgh, EH8 9XP, United Kingdom
University of Aberdeen, School of Geosciences, Aberdeen, AB24 3FX, United Kingdom