Results 41 to 50 of about 7,235 (213)

Supraglacial forcing of subglacial drainage in the ablation zone of the Greenland ice sheet [PDF]

open access: yes, 2011
Peer reviewedPublisher ...
Alley   +31 more
core   +4 more sources

Radio-Echo Sounding Over Polar Ice Masses [PDF]

open access: yes, 2007
Peer reviewedPublisher ...
Bingham, Robert G., Siegert, Martin J.
core   +1 more source

Ice sheets as a significant source of highly reactive nanoparticulate iron to the oceans [PDF]

open access: yes, 2014
The Greenland and Antarctic Ice Sheets cover ~\n10% of global land surface, but are rarely considered as active components of the global iron cycle. The ocean waters around both ice sheets harbour highly productive coastal ecosystems, many of which are ...
Benning, Liane G.   +9 more
core   +2 more sources

Physiological Ecology of Microorganisms in Subglacial Lake Whillans [PDF]

open access: yesFrontiers in Microbiology, 2016
Subglacial microbial habitats are widespread in glaciated regions of our planet. Some of these environments have been isolated from the atmosphere and from sunlight for many thousands of years. Consequently, ecosystem processes must rely on energy gained from the oxidation of inorganic substrates or detrital organic matter.
Trista J Vick-Majors   +13 more
openaire   +3 more sources

Analysis of long-term dynamic changes of subglacial lakes in the Recovery Ice Stream, Antarctica [PDF]

open access: yesThe Cryosphere
The dynamic activity of subglacial lakes plays a crucial role in modulating glacial processes and the mass balance of the Antarctic ice sheet. The Recovery Ice Stream (RIS), projected to experience significant mass loss in East Antarctica during coming ...
T. Feng   +7 more
doaj   +1 more source

Antarctic subglacial hydrology: current knowledge and future challenges [PDF]

open access: yes, 2014
Flood-carved landforms across the deglaciated terrain of Victoria Land, East Antarctica, provide convincing geomorphological evidence for the existence of subglacial drainage networks beneath the Antarctic ice sheet, and motivate research into the ...
Ashmore, David W, Bingham, Robert G
core   +4 more sources

Models of ice melting and edifice growth during subglacial basaltic eruptions. [PDF]

open access: yes, 2007
Models of the early stages of basaltic eruptions beneath temperate glaciers are presented that consider the evolving sizes of volcanic edifices emplaced within subglacial cavities.
Tuffen, Hugh
core   +1 more source

Deep Clustering in Radar Subglacial Reflector Reveals New Subglacial Lakes

open access: yes, 2023
Abstract. Ice-penetrating radar (IPR) imaging is a valuable tool for observing the internal structure and bottom of ice sheets. Subglacial water bodies, also known as subglacial lakes, generally appear as distinct, bright, flat, and continuous reflections in IPR images.
Sheng Dong   +4 more
openaire   +2 more sources

Evidence of active subglacial lakes under a slowly moving coastal region of the Antarctic Ice Sheet [PDF]

open access: yesThe Cryosphere
Active subglacial lakes beneath the Antarctic Ice Sheet provide insights into the dynamic subglacial environment, with implications for ice-sheet dynamics and mass balance.
J. F. Arthur   +4 more
doaj   +1 more source

Drainage networks, lakes and water fluxes beneath the Antarctic ice sheet

open access: yesAnnals of Glaciology, 2016
Antarctica Bedmap2 datasets are used to calculate subglacial hydraulic potential and the area, depth and volume of hydraulic potential sinks. There are over 32 000 contiguous sinks, which can be thought of as predicted lakes.
Ian C. Willis   +4 more
doaj   +1 more source

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