Sentences with phrase «ice streams in»

Jakobshavn Glacier is one of the fastest moving ice streams in the world contributing massive amount of ice to the oceans.

Much remains mysterious about ice streams in Greenland — and even vaster ones in Antarctica, which have also surged ominously.

Pine Island Glacier is one of the largest ice streams in Antarctica, and drains much of the West Antarctic Ice Sheet.

The photograph shows cracks in ice near the Ferrigno and Alison ice streams in Antarctica seen from the IceBridge DC - 8, Oct. 25, 2012.

The ice streams in Antarctica will be flowing rapidly due to basal sliding — so it is incorrect to say that all glaciers are flowing by internal deformation only.

Mouginot and colleagues found that ice streams in West Antarctica are accelerating, with a sustained increase in ice discharge2.

The rift system is thought to have a major influence on ice streams in West Antarctica.

You have been studying the Whillans ice stream in West Antarctica.

These flow rates are unprecedented: they appear to be the fastest ever recorded for any glacier or ice stream in Greenland or Antarctica, the researchers say.

For comparison, one of the fastest moving glaciers, the Jakobshavn ice stream in southwest Greenland, has retreated 35 kilometers (21.7 miles) over the last 150 years.

Zachariae is the largest ice stream in a drainage basin that covers 16 percent of the Greenland ice sheet — an area twice as large as the one drained by Jakobshavn.

Note the greater flow of the southern ice stream in 2000, compare to the northern ice stream in this image from Ian Joughin:

Although it is documented that the ice stream in Greenland has been melting for some time, scientists now believe that this has been happening for many years.

Now the Danish - led team has examined changes linked to the 600 kilometre - long Zachariae ice stream in the north - east.

Glaciologists have announced that a huge ice stream in western Antarctica, recognised as the largest single contributor of ice to the sea, has begun an accelerated and irreversible melt rate that could see it shedding 100 billion tonnes a year, equating to a global sea level rise of up to 10 mm in 20 years.

Not exact matches

NHL center ice is pretty reasonable online streaming service, and up here in Canada, the CBC streams all Saturday night games that involve Canadian teams.

Just as the water can be found in degrees of heat and cold as [again simplified] hot stream, scalding hot liquid, warm liquid and temperate, cold, freezing cold and solid ice, things, people, events and actions are likely to be found in a variety of states and valence.

Shrinking looked they like those who wade through a stream in winter; irresolute like those who are afraid of all around them; grave like a guest (in awe of his host); evanescent like ice that is melting away; unpretentious like wood that has not been fashioned into anything; vacant like a valley, and dull like muddy water.

When ice cream has finished churning, carefully pour chocolate in a slow stream directly onto ice cream as it churns and continue to churn 30 seconds (chocolate will harden in streaks).

Turn machine on add ice water through feed tube in a slow, steady stream, just until dough holds together without being wet or sticky.

With the machine running, pour the ice water through the feed tube in a slow, steady stream, until the dough just holds together.

With machine running, add ice water in a slow, steady stream through feed tube.

Pour 1/4 cup (60 ml) of ice water in a slow, steady stream, through the feed tube until the dough starts to clump together when pinched (it should not be a solid ball of dough).

A tablespoon at a time, slowly stream in ice water, pulsing after each addition, until the dough sticks together when you press some between your fingers.

With motor running, gradually stream in 1/2 cup ice water and process until dough comes together.

To know him you must gird as for war and wade the rivers when they are bitter cold — in sleet - filled gloom, or in freezing blue weather when the leafless alders gleam in pale sunlight along the streams, and ice forms in the guides of your rod.

Ask any average Jane who has recently birthed a child and she'll look at you in the eye and laugh before bursting into an endless stream of tears while telling you between sobs on how she had to swallow and eat cold (literally ice cold) cream of mushroom soups and risottos that shouldn't even see the light of day.

Snow melt and rain will cause many rivers and streams to rise, potentially breaking ice layers causing ice jams and localized flooding with water covered roads, especially in low lying areas and urban and poor drainage areas.

Disappearing sea ice can influence the jet stream, a study suggests, resulting in more frequent winter blasts in a warmer world

Greenland's ice streams drain the ice sheet via meltwater runoff much in the same way that water basins drain rivers, explained Bevis.

In comparison, it took the Jakobshavn Isbræ ice stream — a southwest Greenland region with a fast - moving glacier that has been a focal point of scientific examination of ice sheet melt — 150 years to retreat 35 kilometers, said Khan.

The data, collected by aerial survey missions flown in the Southern Hemisphere in the summer of 2014 - 2015, provide detailed topography of the perpetually ice - free region, where surprising landscape changes, such as rapid erosion along some streams, have been observed in recent years.

Much of the dust deposit east of the Rockies arrived in the last ice age, which ended some 11,000 years ago, when particles that had been ground up and transported by glaciers were deposited by meltwater streams.

Scientists discover an important clue in predicting future consequences of climate change: the mechanism that moves ice streams

The ongoing disappearance of sea ice in the Arctic from elevated temperatures is a factor to changes in atmospheric pressure that control jet streams of air, explained James Overland, an oceanographer of the National Oceanic and Atmospheric Administration, or NOAA.

Meteorology station in front of a meltwater stream coming off the ice cliff and the Garwood River.

«That's the total holy grail right now, to see if we can pin down the response of the ice stream to lakes» filling and draining,» says Helen Fricker of the Scripps Institution of Oceanography in San Diego.

Dr Screen said: «The results of the computer model suggest that melting Arctic sea ice causes a change in the position of the jet stream and this could help to explain the recent wet summers we have seen.

The study found that loss of Arctic sea ice shifts the jet stream further south than normal resulting in increased rain during the summer in northwest Europe.

The findings suggest the latitude of the Atlantic jet stream in summer is influenced by several factors including sea surface temperatures, solar variability, and the extent of Arctic sea - ice, indicating a potential long - term memory and predictability in the climate system.

Astrophysicists using a telescope embedded in Antarctic ice have succeeded in a quest to detect and record the mysterious phenomena known as cosmic neutrinos — nearly massless particles that stream to Earth at the speed of light from outside our solar system, striking the surface in a burst of energy that can be as powerful as a baseball pitcher's fastball.

The Perseid shower reaches its peak once a year, in mid-August, when Earth's orbit carries the planet through the debris stream left behind by Comet Swift - Tuttle, a 26 - kilometer body that sheds ice and dust as it orbits the sun.

Dubbed IceCube, this novel project built in the Antarctic ice will map cosmic neutrinos, nearly massless particles with no electric charge that stream from such mysterious entities as black holes, dark matter, and exploding stars.

Aeolian deposition is responsible for sorting and transporting lithogenic matter (primarily sand - and clay - sized particles), containing microbial cells from the surrounding desert environments (soils, ephemeral streams, glaciers, etc.) onto the ice covers that range in thickness from 3 to 20 meters.

• One is that the cold air above the Laurentide Ice Sheet created a tremendous high pressure system that shifted the polar jet stream to the south, pushing the track followed by winter storms down into the Southwest, which had the effect of dramatically reducing the amount of rainfall in the Northwest while increasing it in the Southwest.

Those changes may include the loss of Arctic summer sea ice, the collapse of ice sheets in Greenland and western Antarctica, dieback of the Amazon rainforest and changes in the jet stream and the pattern of El Niño and La Niña weather cycles.

ANITA will exploit a phenomenon known as the Askaryan effect, whereby high - energy neutrinos streaming through ice, salt or sand produce a cone of radio waves when they collide with a nucleus in the material.

Researchers don't have a firm grasp on the amount of water locked away in the alpine ice, and estimates of how much they contribute to local streams vary widely.

Increased ice flow in this region is particularly troubling, Khan said, because the northeast ice stream stretches more than 600 kilometers (about 373 miles) into the center of the ice sheet, where it connects with the heart of Greenland's ice reservoir.

Virtually ice - free summers in the arctic sea could well arrive by 2030, with troubling implications for accelerated albedo feedback and possibly disruptive changes in the jet stream.