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Direct observations of evolving subglacial drainage beneath the Greenland Ice Sheet

Author

Listed:
  • Lauren C. Andrews

    (Institute for Geophysics, Jackson School of Geosciences, The University of Texas at Austin
    Jackson School of Geosciences, The University of Texas at Austin)

  • Ginny A. Catania

    (Institute for Geophysics, Jackson School of Geosciences, The University of Texas at Austin
    Jackson School of Geosciences, The University of Texas at Austin)

  • Matthew J. Hoffman

    (Fluid Dynamics and Solid Mechanics Group, Los Alamos National Laboratory
    NASA Goddard Space Flight Center)

  • Jason D. Gulley

    (Institute for Geophysics, Jackson School of Geosciences, The University of Texas at Austin
    Michigan Technological University)

  • Martin P. Lüthi

    (Glaciology and Geomorphodynamics Group, University of Zürich, 8057 Zürich, Switzerland
    Laboratory of Hydraulics, Hydrology and Glaciology, Swiss Federal Institute of Technology (ETH) Zürich, 8093 Zürich, Switzerland)

  • Claudia Ryser

    (Laboratory of Hydraulics, Hydrology and Glaciology, Swiss Federal Institute of Technology (ETH) Zürich, 8093 Zürich, Switzerland)

  • Robert L. Hawley

    (Dartmouth College)

  • Thomas A. Neumann

    (NASA Goddard Space Flight Center)

Abstract

Simultaneous observations of moulins and boreholes in western Greenland show that water delivery to the base of the ice sheet via moulins affects short-term ice velocity fluctuations, but not late-season ice velocity decelerations.

Suggested Citation

  • Lauren C. Andrews & Ginny A. Catania & Matthew J. Hoffman & Jason D. Gulley & Martin P. Lüthi & Claudia Ryser & Robert L. Hawley & Thomas A. Neumann, 2014. "Direct observations of evolving subglacial drainage beneath the Greenland Ice Sheet," Nature, Nature, vol. 514(7520), pages 80-83, October.
    • Handle: RePEc:nat:nature:v:514:y:2014:i:7520:d:10.1038_nature13796
    DOI: 10.1038/nature13796
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