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Matthew J. Hoffman

Researcher at Los Alamos National Laboratory

Publications -  62
Citations -  2608

Matthew J. Hoffman is an academic researcher from Los Alamos National Laboratory. The author has contributed to research in topics: Ice sheet & Glacier. The author has an hindex of 25, co-authored 52 publications receiving 1764 citations. Previous affiliations of Matthew J. Hoffman include University of Maryland, Baltimore County & Goddard Space Flight Center.

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Direct observations of evolving subglacial drainage beneath the Greenland Ice Sheet

TL;DR: The authors' simultaneous measurements of moulin and borehole hydraulic head and ice velocity in the Paakitsoq region of western Greenland show that decreasing trends in ice velocity during the latter part of the melt season cannot be explained by changes in the ability of mOUlin-connected channels to convey supraglacial melt, and suggest that decreasing late-season ice velocity may be caused by changesIn connectivity in unchannelized regions of the subglacial hydrologic system.
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ISMIP6 Antarctica: a multi-model ensemble of the Antarctic ice sheet evolution over the 21st century

Helene Seroussi, +51 more
- 17 Sep 2020 - 
TL;DR: In this paper, the authors present results from ice flow model simulations from 13 international groups focusing on the evolution of the Antarctic ice sheet during the period 2015-2100 as part of the Ice Sheet Model Comparison for CMIP6 (ISMIP6).
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Links between acceleration, melting, and supraglacial lake drainage of the western Greenland Ice Sheet

TL;DR: In this paper, the authors compare subdaily ice velocity and uplift derived from nine Global Positioning System stations in the upper ablation zone in west Greenland to surface melt and supraglacial lake drainage during summer 2007.
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Projected land ice contributions to twenty-first-century sea level rise

Tamsin L. Edwards, +104 more
- 06 May 2021 - 
TL;DR: In this article, the authors estimate probability distributions for these projections under the new scenarios using statistical emulation of the ice sheet and glacier models, and find that limiting global warming to 1.5 degrees Celsius would halve the land ice contribution to twenty-first-century sea level rise, relative to current emissions pledges.