Sentences with phrase «says glaciologist»
That means the overall contribution to sea level «is still a little fuzzy,» says glaciologist Richard Alley of Pennsylvania State University.
http://discovermagazine.com/
The research is good news for those who long to find isolated ecosystems in Lake Vostok's dark waters, says glaciologist Charles Bentley of the University of Wisconsin, Madison.
Computer simulations suggest that the central part of the shelf will speed up, now that a piece of its buttress has been removed, says glaciologist Adrian Luckman of Swansea University in Wales, who will analyze satellite data as part of the effort.
At that rate, much of the Wilkins ice shelf will be gone in a few years, says glaciologist Ted Scambos of the University of Colorado at Boulder.
The public may balk at geoengineering, but we've got to think boldly if we're going to protect our coasts, says glaciologist Slawek Tulaczyk
«We're seeing more tidewater glaciers retreat,» said glaciologist and team member Fabian Walter of the Scripps Institution of Oceanography, in La Jolla, Calif. «As they retreat, they thin, and that increases the likelihood that they'll come afloat.»
Usually there's nothing extraordinary about a glacier calving, said glaciologist Ted Scambos of the National Snow and Ice Data Center (NSIDC) in Boulder, Colorado.
«Although this is a natural event, and we're not aware of any link to human - induced climate change, this puts the ice shelf in a very vulnerable position,» said glaciologist Martin O'Leary.
Not exact matches
Peter Neff, a glaciologist at the University of Rochester who travels regularly to the Antarctic, said ground observations would never tell you the full story of what's going on with ice sheets in that part of the world.
Richard Alley, a glaciologist at Pennsylvania State University, said it is an «interesting paper» that shows that thinning has started in a region thought resistant, in response to warming that is much smaller than what is projected for the future.
«This means that more water can go through the cracks and eat the ice away,» says Adrien Gilbert, a UiO glaciologist who described his team's findings at the Third Pole Science Summit last July in Kunming, China.
But the back - to - back surges were «simply astounding,» says Yao Tandong, a glaciologist at the Chinese Academy of Sciences's Institute of Tibetan Plateau Research in Beijing.
«The underlying physics are the same,» says Thomas Schuler, a UiO glaciologist.
«That was the critical part that held the ice back,» says Jon Ove Hagen, a UiO glaciologist.
«In the last stages, it was like a stack of dominoes,» says Ted Scambos, a glaciologist at the University of Colorado's National Snow and Ice Data Center.
«Let's hope they don't spoil the lake,» says Robert Bindschadler, a glaciologist at NASA's Goddard Space Flight Center in Greenbelt, Md..
«It's a valuable study with important implications for assessing potential hazards of glacial lakes,» says Tobias Bolch, a glaciologist at the University of Zurich in Switzerland.
«The interesting thing is what happens next, how the remaining ice shelf responds,» said Kelly Brunt, a glaciologist with NASA's Goddard Space Flight Center in Greenbelt, Maryland, and the University of Maryland in College Park.
«We don't currently know what changed in 2014 that allowed this rift to push through the suture zone and propagate into the main body of the ice shelf,» said Dan McGrath, a glaciologist at Colorado State University who has been studying the Larsen C ice shelf since 2008.
«It's very important work,» says Martin Siegert, a glaciologist at Imperial College London.
«That in itself doesn't mean something is wrong» with the result, says Jonathan Bamber, a glaciologist at Bristol, who co-authored the recent paper led by Martin - Español.
«Going back in time is exactly what we need to do,» says Helen Fricker, a glaciologist at the Scripps Institution of Oceanography in La Jolla, California.
The Antarctic Peninsula holds only a small fraction of the continent's ice, but it is «a natural laboratory,» says Theodore Scambos, a glaciologist at the National Snow and Ice Data Center in Boulder, Colo. «It's the trailer for the movie that's going to unfold over the rest of Antarctica for the next 50 to 100 years.»
«We could see whales in places where the ice was 300 meters thick a few days earlier,» says Pedro Skvarca, a glaciologist with the Argentine Antarctic Institute in Buenos Aires who flew over the site in a plane shortly afterward.
«The result is not a surprise, but if you look at the global climate models that have been used to analyze what the planet looked like 20,000 years ago — the same models used to predict global warming in the future — they are doing, on average, a very good job reproducing how cold it was in Antarctica,» said first author Kurt Cuffey, a glaciologist at the University of California, Berkeley, and professor of geography and of earth and planetary sciences.
«This new, huge data volume records how the ice sheet evolved and how it's flowing today,» said Joe MacGregor, the study's lead author, a glaciologist at The University of Texas at Austin Institute for Geophysics (UTIG), a unit of the Jackson School of Geosciences.
«The big challenge of the future is to figure out these timescales,» says Eric Rignot, a glaciologist and professor at the University of California, Irvine.
«IceBridge surveyed previously unexplored parts of the Greenland Ice Sheet and did it using state - of - the - art CReSIS radars,» said study co-author Mark Fahnestock, an IceBridge science team member and glaciologist from the Geophysical Institute at the University of Alaska Fairbanks (UAF - GI).
«For decades, glaciologists had sort of been toiling in obscurity with small - scale tools,» says NASA's John Sonntag, a veteran of those early flights and still part of the team.
Dr Martin O'Leary, a Swansea University glaciologist and member of the MIDAS project team, said of the recent calving:
A better understanding of how and why the Larsen C crack expanded so quickly could help scientists better predict the future of all Antarctic ice shelves, says Richard Alley, a glaciologist at Penn State.
By 2001, glaciologists had built up a three - dimensional picture of Greenland's bedrock, but the resolution was fairly poor so many features were invisible, says Jonathan Bamber of the University of Bristol, UK.
«Everyone was fooled by the collapse of a mountain,» says Martin Luethi, a glaciologist at the University of Zurich, who has been studying Greenland's glaciers since 1995.
«This work has characterized the surge in exceptional detail,» says Duncan Quincey, a glaciologist at the University of Leeds in England, who was not involved in the study.
The parallels with the decline of Larsen B are striking, says Adrian Luckman, a glaciologist at Swansea University, UK, who heads a team that has monitored the Larsen C ice crack for several years.
But the exploration of Antarctica's hidden lakes has just begun, says John Priscu, a glaciologist at Montana State University in Bozeman, who is overseeing the Lake Whillans foray.
Glaciologists say this is not the case: The Ross Sea Sector is gaining mass because one glacier, the Kamb Ice Stream, which periodically stops and starts, is currently in stop mode and therefore not dumping ice into the ocean.
«This study highlights how the many elements of the system are working together,» says Marco Tedesco, a glaciologist at Columbia University and the first author of the study, published today in Nature Communications.
«It's a major impediment to developing realistic ice sheet models when you don't even know how thick some of these outlet glaciers are,» says Eric Rignot, a remote - sensing glaciologist at the NASA Jet Propulsion Laboratory in Pasadena, California.
«They show clearly that... the surface melt must have contributed to the rapid rise, the refilling of the subglacial lake,» Joe MacGregor, a glaciologist from the University of Texas, who was not involved in the research, said.
Glaciologists and climate scientists of his generation also did not attract as much attention as scientists do today, said Tad Pfeffer, a glaciologist at the University of Colorado, Boulder.
«Greenland is probably going to contribute more and faster to sea level rise than predicted by current models,» said Eric Rignot, a glaciologist at NASA's Jet Propulsion Laboratory who studied the glacial flow in a paper in Science last year.
«The strength of ice might be really different than what a laboratory measurement might tell us, because of all of these impurities coming into play,» said Jeremy Bassis, a glaciologist at the University of Michigan in Ann Arbor, who wasn't involved with the MIT study.
However small, a gap between the missions will make it more challenging to stitch their records together into a seamless whole, says Eric Rignot, a glaciologist at NASA's Jet Propulsion Lab in Pasadena, California.
«The paper reports a fascinating result,» said Richard Alley, a glaciologist at Pennsylvania State University, «that melting beneath deep ice produces water that flows beneath thinner ice and refreezes, and that this has been going on long enough to make a big refrozen layer.»
«He went out on a limb a lot more than people have to now,» said Paul Mayewski, a glaciologist at the University of Maine, who trained with Lorius at LGGE in the 1980s.
«This paper does confirm what we hypothesized, that knocking out the Pine Island Glacier and Thwaites takes down the rest of the West Antarctic Ice Sheet,» says Ian Joughin, a glaciologist at the University of Washington, Seattle, who co-authored last year's Science paper.
«The loss of this ice shelf would be catastrophic,» says Ian Joughin, a glaciologist at the University of Washington.
«The beds at the margins of the ice sheet... are probably one of the least explored parts of Earth's surface,» said Ian Howat, a glaciologist at Ohio State University who did not participate in the research.
«To place it in context,» says professor Alun Hubbard, the paper's second author and a leading glaciologist, «this is almost ten times the current rates of ice being lost from Greenland and Antarctica today.