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Subglacial lake drainage detected beneath the Greenland ice sheet

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Subglacial lake drainage detected beneath the Greenland ice sheet. / Palmer, Steven; Mcmillan, Malcolm; Morlighem, Mathieu.
In: Nature Communications, Vol. 6, 8408, 09.10.2015.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Palmer, S, Mcmillan, M & Morlighem, M 2015, 'Subglacial lake drainage detected beneath the Greenland ice sheet', Nature Communications, vol. 6, 8408. https://doi.org/10.1038/ncomms9408

APA

Palmer, S., Mcmillan, M., & Morlighem, M. (2015). Subglacial lake drainage detected beneath the Greenland ice sheet. Nature Communications, 6, Article 8408. https://doi.org/10.1038/ncomms9408

Vancouver

Palmer S, Mcmillan M, Morlighem M. Subglacial lake drainage detected beneath the Greenland ice sheet. Nature Communications. 2015 Oct 9;6:8408. doi: 10.1038/ncomms9408

Author

Palmer, Steven ; Mcmillan, Malcolm ; Morlighem, Mathieu. / Subglacial lake drainage detected beneath the Greenland ice sheet. In: Nature Communications. 2015 ; Vol. 6.

Bibtex

@article{a5888514ddd14b95aae4bce123e1bc44,
title = "Subglacial lake drainage detected beneath the Greenland ice sheet",
abstract = "The contribution of the Greenland ice sheet to sea-level rise has accelerated in recent decades. Subglacial lake drainage events can induce an ice sheet dynamic response - a process that has been observed in Antarctica, but not yet in Greenland, where the presence of subglacial lakes has only recently been discovered. Here we investigate the water flow paths from a subglacial lake, which drained beneath the Greenland ice sheet in 2011. Our observations suggest that the lake was fed by surface meltwater flowing down a nearby moulin, and that the draining water reached the ice margin via a subglacial tunnel. Interferometric synthetic aperture radar-derived measurements of ice surface motion acquired in 1995 suggest that a similar event may have occurred 16 years earlier, and we propose that, as the climate warms, increasing volumes of surface meltwater routed to the bed will cause such events to become more common in the future.",
author = "Steven Palmer and Malcolm Mcmillan and Mathieu Morlighem",
year = "2015",
month = oct,
day = "9",
doi = "10.1038/ncomms9408",
language = "English",
volume = "6",
journal = "Nature Communications",
issn = "2041-1723",
publisher = "Nature Publishing Group",

}

RIS

TY - JOUR

T1 - Subglacial lake drainage detected beneath the Greenland ice sheet

AU - Palmer, Steven

AU - Mcmillan, Malcolm

AU - Morlighem, Mathieu

PY - 2015/10/9

Y1 - 2015/10/9

N2 - The contribution of the Greenland ice sheet to sea-level rise has accelerated in recent decades. Subglacial lake drainage events can induce an ice sheet dynamic response - a process that has been observed in Antarctica, but not yet in Greenland, where the presence of subglacial lakes has only recently been discovered. Here we investigate the water flow paths from a subglacial lake, which drained beneath the Greenland ice sheet in 2011. Our observations suggest that the lake was fed by surface meltwater flowing down a nearby moulin, and that the draining water reached the ice margin via a subglacial tunnel. Interferometric synthetic aperture radar-derived measurements of ice surface motion acquired in 1995 suggest that a similar event may have occurred 16 years earlier, and we propose that, as the climate warms, increasing volumes of surface meltwater routed to the bed will cause such events to become more common in the future.

AB - The contribution of the Greenland ice sheet to sea-level rise has accelerated in recent decades. Subglacial lake drainage events can induce an ice sheet dynamic response - a process that has been observed in Antarctica, but not yet in Greenland, where the presence of subglacial lakes has only recently been discovered. Here we investigate the water flow paths from a subglacial lake, which drained beneath the Greenland ice sheet in 2011. Our observations suggest that the lake was fed by surface meltwater flowing down a nearby moulin, and that the draining water reached the ice margin via a subglacial tunnel. Interferometric synthetic aperture radar-derived measurements of ice surface motion acquired in 1995 suggest that a similar event may have occurred 16 years earlier, and we propose that, as the climate warms, increasing volumes of surface meltwater routed to the bed will cause such events to become more common in the future.

U2 - 10.1038/ncomms9408

DO - 10.1038/ncomms9408

M3 - Journal article

AN - SCOPUS:84944104807

VL - 6

JO - Nature Communications

JF - Nature Communications

SN - 2041-1723

M1 - 8408

ER -