Sentences with phrase «kilometers of ice in»

Frigid water is seeping into and out of a vast lake beneath 4 kilometers of ice in Antarctica.

Not exact matches

This tidal energy produces more than enough internal heat to create a global water ocean, possibly as thick in places as 50 kilometers, buried under an outer layer of ice a few kilometers thick.

Almost exactly a year ago, a 251 - square - kilometer sheet of ice broke from the Petermann Glacier in Greenland and started slowly drifting into the open ocean.

Among them: a 380,000 - liter tank full of dry - cleaning fluid in a South Dakota gold mine and a cubic kilometer of ice packed with light - sensitive orbs at the South Pole.

In 2004, they began monitoring Europe's largest ice field by area: Austfonna ice cap, a monster that is 560 meters thick in spots and straddles 8500 square kilometers, roughly the area of Puerto RicIn 2004, they began monitoring Europe's largest ice field by area: Austfonna ice cap, a monster that is 560 meters thick in spots and straddles 8500 square kilometers, roughly the area of Puerto Ricin spots and straddles 8500 square kilometers, roughly the area of Puerto Rico.

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.

Although a British team was unsuccessful in its quest to penetrate Lake Ellsworth, a group of Russian scientists successfully retrieved samples from Lake Vostok, thousands of kilometers away on the Eastern Antarctic Ice Sheet.

One popular choice is Lake Vostok in the heart of Antarctica, within which organisms may live beneath 4 kilometers of ice (ScienceNOW, 9 December 1999).

Its 500 - meter by 120 - meter array of 677 detectors in glass globes dangle like love beads from electrical cables 1.5 kilometers down into South Pole ice.

Scientists have drilled into one of the most isolated depths in all of the world's oceans: a hidden shore of Antarctica that sits under 740 meters of ice, hundreds of kilometers in from the sea edge of a major Antarctic ice shelf.

Scientists find translucent fish in a wedge of water hidden under 740 meters of ice, 850 kilometers from sunlight

Since 2003 the GRACE satellites had measured ice loss through variations in the earth's gravitation but only at the fuzzy resolution of hundreds of kilometers.

And down the coast from Goose Cove, a Port Hope Simpson crab fisherman captured some footage of a smaller, almost five - kilometer - long chunk of the ice island floating in open waters.

The Larsen Inlet ice shelf, a 350 - square - kilometer slab north of Larsen A, was present in a satellite photograph taken in 1986, but by the time another image was made in 1988, most of it was missing.

In 2012, the Russian Antarctic Expedition completed drilling through nearly 4 kilometers of ice to reach the surface of subglacial Lake Vostok.

Whereas Pluto's putative ocean could in principle support life, it is probably locked beneath perhaps 200 kilometers of ice and very far from Earth, making it a much less appealing target for astrobiological studies than other, closer subsurface oceans known to exist in the solar system, such as those within the icy moons circling Jupiter and Saturn.

In a better world, it would be the big news of the year just to report that Arctic sea ice shrank to 4.14 million square kilometers this summer, well below the 1981 — 2010 average of 6.22 million square kilometers (SN Online: 9/19/16).

A hundred kilometers wide, this ice sheet, unlike most of its peers, is actually growing instead of melting, because it has slowed its flow toward the sea in recent decades.

Another major factor in this study was the scope of Operation IceBridge's measurements across Greenland, which included flights that covered distances of tens of thousands of kilometers across the ice sheet.

The process happened so fast, in fact, that Collins calculated waves were destroying the pack at a rate of over 16 kilometers of ice an hour.

Science Ticker Science News Staff Antarctica's Larsen C ice shelf is within days of completely cracking The crack in Antarctica's Larsen C ice shelf (our No. 3 story for 2017) grew 17 kilometers at the end of May (SN Online: 6/1/17).

BREAK UP Last year a crack stretching tens of kilometers rapidly spread across Larsen C, shown here in 2009, one of the largest ice shelves in Antarctica.

An international team including researchers from the Laboratoire de Planétologie Géodynamique de Nantes (CNRS / Université de Nantes / Université d'Angers), Charles University in Prague, and the Royal Observatory of Belgium [1] recently proposed a new model that reconciles different data sets and shows that the ice shell at Enceladus's south pole may be only a few kilometers thick.

«So you see something in this one 4,000 - square - kilometer basin off the northeast coast of Venezuela, but you see similar changes in the Arabian Sea and in the tropical Pacific, and you can link it all back to changes seen in an ice sheet in Greenland.

But any life in Europa's ocean, under 10 or 20 kilometers of ice, would have to use another source of energy.

Nestled in a steep fjord beneath three kilometers of Antarctic ice, the lost world of Lake Ellsworth has haunted Martin Siegert's dreams ever since he got involved in subglacial research a dozen years ago.

In 2008 a satellite study based on rates of snowfall and ice movement estimated a loss of 210 cubic kilometers of ice per year — a 59 percent increase in the past decadIn 2008 a satellite study based on rates of snowfall and ice movement estimated a loss of 210 cubic kilometers of ice per year — a 59 percent increase in the past decadin the past decade.

Comet Siding Spring's nucleus — a nugget of ice and rock measuring no more than half a kilometer (about 1/3 mile)-- is small, but the coma is expansive, stretching out a million kilometers (more than 600,000 miles) in every direction.

In Antarctica, this year's record low annual sea ice minimum of 815,000 square miles (2.11 million square kilometers) was 71,000 square miles (184,000 square kilometers) below the previous lowest minimum extent in the satellite record, which occurred in 199In Antarctica, this year's record low annual sea ice minimum of 815,000 square miles (2.11 million square kilometers) was 71,000 square miles (184,000 square kilometers) below the previous lowest minimum extent in the satellite record, which occurred in 199in the satellite record, which occurred in 199in 1997.

In their study, the scientists show how the ice - filled subsidence bowl developed gradually over the course of six months to become eight by eleven kilometers wide and up to 65 meters deep.

Hawkings and his collaborators spent three months in 2012 and 2013 gathering water samples and measuring the flow of water from the 600 - square - kilometer (230 - square - mile) Leverett Glacier and the smaller, 36 - square - kilometer (14 - square - mile) Kiattuut Sermiat Glacier in Greenland as part of a Natural Environment Research Council - funded project to understand how much phosphorus, in various forms, was escaping from the ice sheet over time and draining into the sea.

A year and half ago, physicists working with the massive IceCube particle detector — a 3D array of 5160 light sensors buried kilometers deep in ice at the South Pole — spotted ghostly subatomic particles called neutrinos from beyond our galaxy.

The collaboration's report on the first cosmic neutrino records from the IceCube Neutrino Observatory, collected from instruments embedded in one cubic kilometer of ice at the South Pole, was published Nov. 22 in the journal Science.

This vast gorge might rival the Grand Canyon in splendor... if only it weren't smothered by a couple of kilometers of ice.

A study evaluating the origins of shrubs and herbs on a group of islands in the Arctic Circle finds that seeds arrived from hundreds of kilometers away to restore plant communities lost during the last ice age — all in a matter of a few thousand years.

Circling the South Pole, ANITA's antennas will scan a million cubic kilometers of ice at a time, looking for the telltale radio waves emitted when an ultrahigh - energy neutrino hits a nucleus in ice.

Thanks to global warming, Arctic ice now melts faster in summer, creating expanses of open water covering more than 1000 kilometers.

In 2012, the year in which Arctic sea ice hit a record low, 69 percent of the tracked adult females in the Beaufort Sea swam more than 31 miles (50 kilometers) at least oncIn 2012, the year in which Arctic sea ice hit a record low, 69 percent of the tracked adult females in the Beaufort Sea swam more than 31 miles (50 kilometers) at least oncin which Arctic sea ice hit a record low, 69 percent of the tracked adult females in the Beaufort Sea swam more than 31 miles (50 kilometers) at least oncin the Beaufort Sea swam more than 31 miles (50 kilometers) at least once.

The new research solves this mystery by connecting the atmospheric waves to vibrations of the Ross Ice Shelf — the largest ice shelf in the world with an area of almost half a million square kilometers (188,000 miles), roughly the size of FranIce Shelf — the largest ice shelf in the world with an area of almost half a million square kilometers (188,000 miles), roughly the size of Franice shelf in the world with an area of almost half a million square kilometers (188,000 miles), roughly the size of France.

A: The National Snow and Ice Data Center (NSIDC) announced this week that the sea ice surrounding Antarctica reached its maximum extent — its widest halo around the continent — in 2014 on 22 September: more than 20 million square kilometers, which also set a record for the highest extent of sea ice around the continent since satellite measurements began in the late 197Ice Data Center (NSIDC) announced this week that the sea ice surrounding Antarctica reached its maximum extent — its widest halo around the continent — in 2014 on 22 September: more than 20 million square kilometers, which also set a record for the highest extent of sea ice around the continent since satellite measurements began in the late 197ice surrounding Antarctica reached its maximum extent — its widest halo around the continent — in 2014 on 22 September: more than 20 million square kilometers, which also set a record for the highest extent of sea ice around the continent since satellite measurements began in the late 197ice around the continent since satellite measurements began in the late 1970s.

But during the 6 weeks the researchers spent on the Gould documenting the interaction between humpbacks and krill in Wilhelmina Bay and nearby waters, they counted 306 humpbacks parked on the huge krill swarm, and a total of 500 throughout the unusually ice - free bay at the record - setting density of 5.1 whales per square kilometer.

Covering 1.59 million square miles (4.12 million square kilometers), this summer's sea ice shattered the previous record for the smallest ice cap of 2.05 million square miles (5.31 million square kilometers) in 2005 — a further loss of sea ice area equivalent to the states of California and Texas combined.

For instance, Ekström says, in several cases major landslides have fallen upon glaciers and then scooted nearly friction - free across several kilometers of ice — which tends to muffle seismic vibrations until the speeding material slams into the opposite side of the valley.

Nestled in a rocky pocket under 4 kilometers of glacial ice, Lake Vostok's waters have never been sampled.

As wind and rain erode the mountain range, massive rivers carry more than a billion tons of sediment into the Bay of Bengal each year; in some places, the layer deposited since the most recent ice age is more than one kilometer thick.

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.

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.

Paradoxically, both phenomena are likely linked: When sea - ice North of Scandinavia and Russia melts, the uncovered ocean releases more warmth into the atmosphere and this can impact the atmosphere up to about 30 kilometers height in the stratosphere disturbing the polar vortex.

The presence of water ice, he says, supports the idea that Saturn's superstorms are powered by condensation of water and originate deep in the atmosphere, about 200 kilometers below the visible cloud deck.

Leaving aside the collapse of the Larsen - B ice shelf and other ice shelves in Antarctica, is it too simplistic to expect that dramatic changes should be anticipated first in the Arctic because it is sea covered by a few meters of sea ice and therefore more susceptible to change, in comparison to Antarctica (which is obviously land covered by glacial ice up to several kilometers thick in places)?