Sentences with phrase «ice flow»

As the rivers of ice flow into the ocean, they could cause global sea levels to rise higher and faster than scientists had previously predicted.

The ice shelves themselves are already floating, but they are attached to land and play a critical role in slowing the ocean - bound ice flow from the massive ice sheets behind them.

These new findings are critical to measuring the global impact to sea - level rise resulting from ice flowing into the ocean.

Ice stream - A stream of ice flowing faster than the surrounding ice sheet.

It would not be an alternative, but something in addition to what was lost by ice flow.

An important uncertainty relates to whether discharge of ice from the ice sheets will continue to increase as a consequence of accelerated ice flow, as has been observed in recent years.

Second, melting land ice flows into the ocean, also increasing sea level across the globe.

Changing winds could still push ice flows together, reducing ice extent further.

They also hope the findings will yield broader insights into ice flow mechanics, which could save lives and aid forecasts of sea level changes.

Even with the best numerical model of ice flow available, if the data going into it is not accurate, then the predictions will not be reliable.

Surprisingly, the flow rate was 62 ± 16 percent, lower in warmer years, and the period of fast ice flow lasted only a third as long.

First, the glaciers here lack very large ice shelves to stem ice flow.

Surface melt on an ice sheet not only directly reduces the ice sheet mass but also can accelerate ice flow and even leads to further melting.

Ice shelves grow through a combination of land ice flowing to the sea and snow falling on their surfaces.

Which would mean that the results of this study are consistent with what we are observing in terms of ice flow along the coastline.

The way in which water flows beneath the ice sheet strongly influences the speed of ice flow, so the existence of other lakes will have implications for the future of the ice sheet.

A polar bear that showed up in Iceland, presumably after drifting on ice flowing south from Greenland this spring, was shot and killed by a team led by police officers on the ground that it posed a threat to people.

Rignot and colleagues published a high - resolution digital mosaic of Antarctic ice flow speed in 2011 (Rignot et al. 2011).

A 2 - D numerical model of snow / ice energy balance and ice flow for paleoclimatic interpretation of glacial geomorphic features.

A team of scientists used satellite observations and ice thickness measurements gathered by NASA's Operation IceBridge to calculate the rate at which ice flows through Greenland's glaciers into the ocean.

[N. B. Karlsson, L. S. Schmidt and C. S. Hvidbert, Volume of Martian mid-latitude glaciers from radar observations and ice - flow modeling] The researchers paired a decade's worth of radar measurements with models of how glacial ice flows on Earth to calculate the approximate thickness and size of all the Martian glaciers.

Researchers used RADARSAT synthetic aperture radar to map ice flow velocity over Greenland for the winters of 2000 - 2001 and 2005 - 2006.

The findings are based on computer simulations of the Antarctic ice flow using improved data of the ground profile underneath the ice sheet.

He has been estimating the shape of the bedrock outside of the flight lines with the help of other data such as ice flow speeds, but formerly had no good way to check how accurate his estimates are at the coastline.

Studying surging glaciers could also offer insights into grander - scale ice flows with global consequences: the movements of the ice sheets in Antarctica and Greenland, which can change abruptly, altering the ice discharges that affect sea level.

Exotic ices flow across Pluto's surface, and its reddish color appears to come from a thin haze, the latest report from the New Horizons spacecraft reveals.

Updated Ten days ago, the grinding slow - motion rivers of floating sea ice flowing around Canada's Arctic archipelago claimed the lives of Marc Cornelissen and Philip de Roo, seasoned Dutch polar trekkers combining an adventurous spirit with environmental activism and citizen science.

To infer the ice sheet's mass, the team measured ice flowing out of Antarctica's drainage basins over 85 percent of its coastline.

The third process, tidal dissipation, has recently become a focus in planetary science as a potential heat source sufficient enough to create and maintain subsurface global oceans and viscous processes affecting ice flow in which disturbances within the crystal lattice allow ice to flow like honey (over long enough time periods).

He first thought that the shift might be a result of global warming, as melting polar ice flowed toward the equator.

Clapp, J.L., Summary and discussion of survey control for ice flow studies on Roosevelt Island, Antarctica, University of Wisconsin, Geophysical and Polar Research Center, Research Report No. 65 - 1, 98 pp., 1965.

I have an extra ice flow if he needs it

Some scientists assessing the recent acceleration of ice flows propose that the rates of increase can't be sustained long enough to get a truly disastrous rise in seas by 2100 from a warming Greenland.

However, in the words of the IPCC, «Dynamical processes related to ice flow not included in current models but suggested by recent observations could increase the vulnerability of the ice sheets to warming, increasing future sea level rise.

With any averaging, this melt that changes the grounding line and hence the rate of flow is lost and the model fails to correctly estimate ice flow.

Previous research found ice arches failed to form in the Nares Strait in 2007 and a record amount of sea ice flowed south that year.

Advances in glacier ice flow mapping using repeat satellite images, and later using interferometric synthetic aperture radar SAR methods, facilitated the mass budget approach, although this still requires an estimate of snow input and a cross-section of the glacier as it flows out from the continent and becomes floating ice.

«This alone can change glacier dynamics quite drastically» because warm ice flows a lot faster than its subzero counterpart, Schuler says.

Hello, I am a graduate student from China, studying Antarctica ice flow, ice sheet dynamics and mass balance.