Nature Communications (Jun 2021)

A first constraint on basal melt-water production of the Greenland ice sheet

  • Nanna B. Karlsson,
  • Anne M. Solgaard,
  • Kenneth D. Mankoff,
  • Fabien Gillet-Chaulet,
  • Joseph A. MacGregor,
  • Jason E. Box,
  • Michele Citterio,
  • William T. Colgan,
  • Signe H. Larsen,
  • Kristian K. Kjeldsen,
  • Niels J. Korsgaard,
  • Douglas I. Benn,
  • Ian J. Hewitt,
  • Robert S. Fausto

DOI
https://doi.org/10.1038/s41467-021-23739-z
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 10

Abstract

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Melting at the base of the Greenland Ice Sheet is often disregarded as a source of quantifiable mass loss. In this study, the authors find the basal mass loss is equivalent to 8% of the ice sheet’s present imbalance, and that the loss of mass from basal melt is likely to increase in the future.