1. Map showing approximate limits of Northern Hemisphere ice sheets at the present day and during the Last Glacial Maximum (LGM).
Map showing approximate limits of Northern Hemisphere ice sheets at the present day and during the Last Glacial Maximum (LGM). Ice caps and smaller glaciers are omitted. Based on Hubbard et al. (2006), Andrews & Dyke (2013), Ehlers et al. (2013) and Hughes et al. (2016).
C. J. Martin et al. Geological Society, London, Engineering Geology Special Publications 2017;28:1-30
© 2017 The Author(s). Published by The Geological Society of London