1. Scott Polar Research Institute, University of Cambridge Cambridge UK
2. Now at Byrd Polar and Climate Research Center The Ohio State University Columbus OH USA
3. Centre for Glaciology, Department of Geography and Earth Sciences Aberystwyth University Aberystwyth UK
4. Department of Geography King’s College London London UK
5. Now at National Centre for Earth Observation, Department of Physics & Astronomy, University of Leicester Leicester UK
6. Now at Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research Bremerhaven Germany