Cryoseismology

EA Podolskiy, F Walter - Reviews of geophysics, 2016 - Wiley Online Library
The last decade witnessed an explosion in yearly number of publications on passive glacier
seismology. The seismic signals from a wide range of glacier‐related processes fill a broad …

Modelling water flow under glaciers and ice sheets

GE Flowers - Proceedings of the Royal Society A …, 2015 - royalsocietypublishing.org
Recent observations of dynamic water systems beneath the Greenland and Antarctic ice
sheets have sparked renewed interest in modelling subglacial drainage. The foundations of …

Direct observations of evolving subglacial drainage beneath the Greenland Ice Sheet

LC Andrews, GA Catania, MJ Hoffman, JD Gulley… - Nature, 2014 - nature.com
Seasonal acceleration of the Greenland Ice Sheet is influenced by the dynamic response of
the subglacial hydrologic system to variability in meltwater delivery to the bed, via crevasses …

Contemporary ice sheet thinning drives subglacial groundwater exfiltration with potential feedbacks on glacier flow

AA Robel, SJ Sim, C Meyer, MR Siegfried… - Science …, 2023 - science.org
Observations indicate that groundwater-laden sedimentary aquifers are extensive beneath
large portions of the Greenland and Antarctic ice sheets. A reduction in the mechanical …

Future evolution of Greenland's marine‐terminating outlet glaciers

GA Catania, LA Stearns, TA Moon… - Journal of …, 2020 - Wiley Online Library
Mass loss from the Greenland ice sheet (GrIS) has increased over the last two decades in
response to changes in global climate, motivating the scientific community to question how …

Greenland melt drives continuous export of methane from the ice-sheet bed

G Lamarche-Gagnon, JL Wadham, B Sherwood Lollar… - Nature, 2019 - nature.com
Ice sheets are currently ignored in global methane budgets,. Although ice sheets have been
proposed to contain large reserves of methane that may contribute to a rise in atmospheric …

[HTML][HTML] Complex Greenland outlet glacier flow captured

A Aschwanden, MA Fahnestock, M Truffer - Nature communications, 2016 - nature.com
Abstract The Greenland Ice Sheet is losing mass at an accelerating rate due to increased
surface melt and flow acceleration in outlet glaciers. Quantifying future dynamic …

Glacial erosion: status and outlook

RB Alley, KM Cuffey, LK Zoet - Annals of Glaciology, 2019 - cambridge.org
Glacier-erosion rates range across orders of magnitude, and much of this variation cannot
be attributed to basal sliding rates. Subglacial till acts as lubricating 'fault gouge'or 'sawdust' …

Greenland subglacial drainage evolution regulated by weakly connected regions of the bed

MJ Hoffman, LC Andrews, SF Price, GA Catania… - Nature …, 2016 - nature.com
Penetration of surface meltwater to the bed of the Greenland Ice Sheet each summer causes
an initial increase in ice speed due to elevated basal water pressure, followed by slowdown …

Effect of near‐terminus subglacial hydrology on tidewater glacier submarine melt rates

DA Slater, PW Nienow, TR Cowton… - Geophysical …, 2015 - Wiley Online Library
Submarine melting of Greenlandic tidewater glacier termini is proposed as a possible
mechanism driving their recent thinning and retreat. We use a general circulation model …