Sentences with phrase «for subglacial»
The ice sheet provides perfect conditions for subglacial gas hydrate formation, in the past as well as today.
https://cage.uit.no/
Gray, L., I. Joughin, S. Tulaczyk, V.B. Spikes, R. Bindschadler, and K.C. Jezek,» Evidence for subglacial water transport in the West Antarctic ice sheet through three - dimensional satellite radar interferometry», Geophys.
The next step for the subglacial methane hydrate work will be to secure more funding to embark on another drilling expedition to a deeper lake.
A team of scientists led by Dr. Martin Sharp, a glaciologist at the University of Alberta, discovered the hypersaline lakes while looking for subglacial continents in the Devon Ice Cap.
The peak drainage rate was about 8,500 cubic feet (240 cubic meters) per second, about half the flow of the Hudson River — the largest meltwater outflow yet reported for subglacial lakes in this region.
«We weren't looking for subglacial lakes.
Not exact matches
Scherer (center) collects mud from the bottom of the subglacial lake for analysis.
At the meeting, U.S. and British researchers described their longer - term plans for exploring subglacial lakes on the opposite side of the pole.
«Scientists discover first super salty subglacial lakes in Canadian Arctic: Super salty water beneath ice could serve as a terrestrial analogue for a habitat for life on other planets.»
Though all subglacial lakes are good analogues for life beyond Earth, the hypersaline nature of the Devon lakes makes them particularly tantalizing analogues for ice - covered moons in our solar system.
Untersee is a good model for Mars, he says, because it is supplied by subglacial melt — water that accumulates at the bottom of an ice pile — rather than from surface melting, which does not occur on Mars.
«The location of the melting strengthens the idea that freshwater from the local subglacial drainage system is responsible for the evolving ice shelf features.»
One thing that is known for sure about Antarctica's network of subglacial waterways is that they are not some insignificant sideshow to the grand drama of the continent's ice sheets.
Doran had been invited to Big Sky to present a new National Academies of Science / National Research Council (NRC) report (pdf) setting standards for good environmental stewardship in the study of subglacial environments.
For our country it is very important to be first into a subglacial lake.»
Exploring subglacial lakes could help answer many important questions: whether, for example, global warming might accelerate as Antarctica's ice recedes.
If they can obtain the satellite, Polar Broadband Systems hopes to have it in place by the next Antarctic summer — in time for Russian scientists» return to Lake Vostok to collect the first sample of water from an Antarctic subglacial lake.
Researchers with the British Antarctic Survey have been planning for 16 years to drill a borehole into the ice atop this subglacial lake, a hole that will freeze back over within 24 hours.
Clarke, T.S. & Echelmeyer, K. 1996: Seismic - reflection evidence for a deep subglacial trough beneath Jakobshavns Isbræ, West Greenland.
A seismic transect across West Antarctica: Evidence for mantle thermal anomalies beneath the Bentley Subglacial Trench and the Marie Byrd Land Dome.
A subglacial aquifer bed model and water pressure dependent basal sliding relationship for a West Antarctic ice stream.
Crustal Structure beneath the Northern Transantarctic Mountains and Wilkes Subglacial Basin: Implications for Tectonic Origins.
A new mechanism for emplacement and concentration of diatoms in subglacial deposits.
Distinguishing subglacial till and glacial marine diamictons in the western Ross Sea, Antarctica: Implications for last glacial maximum grounding line.
A tomographic transect across West Antarctica: Evidence for recent extension in the Bentley Subglacial Trench and a mantle hotspot beneath Marie Byrd Land.
A few things made Lake Whillans a good candidate site for finding subglacial life.
«The fact that the concentration and diversity of life detected in this subglacial lake exists means there is a very good sign for the existence of life on Europa, even if the details are different,» says Cynthia Phillips, a planetary geologist at the SETI Institute in California.
Evidence for a palaeo - subglacial lake on the Antarctic continental shelf.
Clean subglacial access: prospects for future deep hot - water drilling.
But given the talent and accomplishment of RealClimate posters, and the breathtaking developments in climate science lately (the dynamics of subglacial lakes, for instance), sometimes it strikes me as a little sad that you have to devote so much energy to refuting the utter twaddle emitted by denialist nincompoops, time and time again.
Clarke, T.S. & Echelmeyer, K. 1996: Seismic - reflection evidence for a deep subglacial trough beneath Jakobshavns Isbræ, West Greenland.
The grounding line is where the ice stream become afloat, so if a subglacial lake breaches to the ocean, unless it is deep for the ice stream to become floating, it will not alter the grounding line in and of itself.
In a first - of - its - kind feat of science and engineering, a National Science Foundation (NSF)- funded research team has successfully drilled through 800 meters (2,600 feet) of Antarctic ice to reach a subglacial lake and retrieve water and sediment samples that have been isolated from direct contact with the atmosphere for many thousands of years.
The data suggested that, like mountain glaciers, melt - induced glacier acceleration actually stops in years of intense melting once subglacial water erodes through the sediments and creates channels for water flow (Sundal et al. 2011).
(2012), Ice volume and subglacial topography for western Canadian glaciers from mass balance fields, thinning rates, and a bed stress model: Journal of Climate, doi: 10.1175 / JCLI - D -12-00513.1.
Martin Siegert, a glaciologist at Imperial College London, was part of the team that described a subglacial lake for the first time in 1996.
Shallower than other subglacial lakes, Whillans provided researchers with a decent chance for success due to its relative accessibility compared to other lakes buried beneath miles of ice.
The researchers arranged for their equipment — cumulatively weighing about 300,000 pounds — to travel within 12 shipping containers across 800 miles of ice sheet to reach the subglacial Lake Whillans in southwest Antarctica.
sod hasn't been along to explain that electric bicycles stop polar ice melting, so to forestall him Lloyd et al (2015) A seismic transect across West Antarctica: Evidence for mantle thermal anomalies beneath the Bentley Subglacial Trench and the Marie Byrd Land Dome.
So Subglacial Lake Vostok, and the beds of glaciers generally, are intensely interesting from the standpoint of the search for extraterrestrial life.
Siegert, M. J., R. Hindmarsh, H. Corr, A. Smith, J. Woodward, E. C. King, A. J. Payne, and I. Joughin, Subglacial Lake Ellsworth: A candidate for in situ exploration in West Antarctica, Geophys.