Exploring controls on ice stream destabilisation during the LGM/Holocene transition in West Greenland

David H Roberts1, Timothy P Lane2, Brice R Rea3, Colm O'Cofaigh4, Stewart Jamieson1 and Andreas Vieli5, (1)University of Durham, Durham, United Kingdom, (2)John Moores University, School of Natural Sciences, Liverpool, United Kingdom, (3)University of Aberdeen, School of Geosciences, Aberdeen, United Kingdom, (4)Durham University, Department of Geography, Durham, United Kingdom, (5)University of Zurich, Zurich, Switzerland