1. Quaternary Environments and Geoarchaeology (QEG), Department of Geography, School of Environment, Education and DevelopmentThe University of Manchester Oxford Road Manchester M13 9PL UK
2. Centre for Hydrology and Ecology (C E H)Natural Environment Research Council (NERC) Life Sciences Mass Spectrometry Facility (LSMSF) Library Avenue Bailrigg Lancaster UK
3. Institute of GeographyLeipzig University Leipzig 04103 Germany