Sustained retreat of the Pine Island Glacier

• Published in: Geophysical Research Letters
• Main Authors: Park, J. W., Gourmelen, N., Shepherd, A., Kim, S. W., Vaughan, D. G., Wingham, D. J.
• Other Authors: Yonsei University, Dynamique globale et déformation active (IPGS) (IPGS-DGDA), Institut de physique du globe de Strasbourg (IPGS), Université de Strasbourg (UNISTRA)-Centre National de la Recherche Scientifique (CNRS)-Institut national des sciences de l'Univers (INSU - CNRS)-Université de Strasbourg (UNISTRA)-Centre National de la Recherche Scientifique (CNRS)-Institut national des sciences de l'Univers (INSU - CNRS), Institute for Climate and Atmospheric Science Leeds (ICAS), School of Earth and Environment Leeds (SEE), University of Leeds-University of Leeds, Sejong University, British Antarctic Survey (BAS), Natural Environment Research Council (NERC), University College of London London (UCL)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2013
• Subjects: Antarctica; InSAR; [SDU.STU.GP]Sciences of the Universe [physics]/Earth Sciences/Geophysics [physics.geo-ph]; [PHYS.PHYS.PHYS-GEO-PH]Physics [physics]/Physics [physics]/Geophysics [physics.geo-ph]; [SDE.MCG]Environmental Sciences/Global Changes; Pine Island Glacier; Antarc*; Pine Island
• Online Access: https://hal.archives-ouvertes.fr/hal-00856384; https://hal.archives-ouvertes.fr/hal-00856384/document; https://hal.archives-ouvertes.fr/hal-00856384/file/grl.50379.pdf; https://doi.org/10.1002/grl.50379

International audience We use satellite observations to show that, between 1992 and 2011, the Pine Island Glacier hinge line retreated at a rate of 0.95 ± 0.09 km yr−1 despite a progressive steepening and shoaling of the glacier surface and bedrock slopes, respectively, which ought to impede retreat...