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

Johann P P Klages1, Claus-Dieter Hillenbrand2, Gerhard Kuhn3, James A Smith4, Alastair GC Graham5, Frank Oliver Nitsche6, Thomas Frederichs7, Jan Erik Arndt8, Catalina Gebhardt8, Zindler Robin8, Gabriele Uenzelmann-Neben9, Karsten Gohl10, Patrycja Jernas11, Lukas Wacker12 and PS104 Shipboard Scientific Party, (1)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Marine Geology, Bremerhaven, Germany, (2)British Antarctic Survey, Cambridge, United Kingdom, (3)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research (AWI), Bremerhaven, Germany, (4)NERC British Antarctic Survey, Cambridge, United Kingdom, (5)Cardiff University, Cardiff, United Kingdom, (6)Lamont-Doherty Earth Observatory, Palisades, NY, United States, (7)University of Bremen, Department of Geosciences, Bremen, Germany, (8)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Marine Geosciences, Bremerhaven, Germany, (9)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Geosciences, Bremerhaven, Germany, (10)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research, Geophysics, Bremerhaven, Germany, (11)University of Tromsø, Department of Geology, Tromsø, Norway, (12)ETH Swiss Federal Institute of Technology Zurich, Laboratory for Ion Beam Physics, Department of Physics, Zurich, Switzerland