New details about the LGM extent and subsequent retreat of the West Antarctic Ice Sheet from the easternmost Amundsen Sea Embayment shelf

Johann P Klages1, Claus-Dieter Hillenbrand2, Gerhard Kuhn3, James A Smith2, Alastair G. C. Graham4, Frank Oliver Nitsche5, Thomas Frederichs6, Jan Erik Arndt1, Catalina Gebhardt1, Zindler Robin1, Gabriele Uenzelmann-Neben1, Karsten Gohl1, Patrycja Jernas7, Lukas Wacker8 and PS104 Shipboard Scientific Party, (1)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Marine Geosciences, Bremerhaven, Germany, (2)British Antarctic Survey, Cambridge, United Kingdom, (3)Alfred Wegener Institute, Helmholtz Center for Polar and Marine Research (AWI), Marine Geology, 27568 Bremerhaven, Germany, (4)University of Exeter, College of Life and Environmental Sciences, Exeter, United Kingdom, (5)Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY, United States, (6)University of Bremen, Department of Geosciences, Bremen, Germany, (7)University of Tromsø, Department of Geology, Tromsø, Norway, (8)ETH Swiss Federal Institute of Technology Zurich, Laboratory for Ion Beam Physics, Department of Physics, Zurich, Switzerland