Sentences with phrase «kilometer of ice»

The question relates to a major collapse of the sheet sufficient to free many cubic kilometers of ice into the sea where it would melt more rapidly.

Last year's record melting left 4.1 million square kilometers of ice still intact.

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.

According to NASA, the Arctic has lost about 54,000 square kilometers of ice per year, while the Antarctic has a net gain of about 19,000 square kilometers.

«Before, we only expected to find fluid under a hundred or hundreds of kilometers of ice,» Eicken says.

So it is difficult, says Grzymski, to imagine how these organisms might survive in the dark, under kilometers of ice.

They found that these sorts of whitening methods could restore some amount of sea ice — about three - quarters of a square kilometer of ice for every whitened square kilometer (or three - quarters of a square mile for every whitened square mile).

Scientists there are turning an entire cubic kilometer of ice into a giant neutrino «telescope» by drilling thousands of holes deep into the clear ice and planting round photomultiplier tube sensors to capture light from ice - neutrino fender - benders.

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.

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.

«But now, potentially, it's under just a few kilometers of ice.»

The speedy glaciers on the island's warmer west coast, shedding kilometers of ice into the sea each year as warm ocean waters undermine them, have raised the most alarm about potential sea level rise.

Jupiter's moon Europa harbors a planetwide ocean — hidden beneath several dozen kilometers of ice.

They also determined that even more northerly glaciers were on the move and that in just 10 years the amount of fresh water lost by all the glaciers had more than doubled from 90 cubic kilometers of ice loss a year to 224 cubic kilometers.

Studying ice cores has provided a way to examine the biology of icy environments buried beneath kilometers of ice for millions of years.

The giant Antarctic Ice Sheet itself covers 14 million square kilometers and is two kilometers thick, so there are 29 million cubic kilometers of ice there (not counting the sea ice).

First, as was widely reported back in 2006 — and thus well known to Lomborg while writing Cool It — the first - ever gravity survey of the entire Antarctic ice sheet by NASA and German scientists using a satellite launched in 2002 found «Antarctica's ice sheet decreased by 152 (plus or minus 80) cubic kilometers of ice annually between April 2002 and August 2005.»

In one scenario, the crack cut off 6,400 square kilometers of ice from the shelf and shrunk Larsen C by 12 percent.

So whether it's a large vat of water or dry cleaning fluid, or in the case of the latest and the biggest of neutrino detectors called ice cube, which is literally a cubic kilometer of ice at the south pole deep under the surface, that's being dotted with these 5,000 sensors, they drill down with holes into the ice and lower the cables with these optical sensors mounted on them, and they're buried forever now.

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

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 decade.

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

The South Pole detectors are looking for Cherenkov light emitted when muons hit the ice, and IceCube will be watching a cubic kilometer of ice for these ephemeral flashes.

But don't believe that the Brits, Americans, Canadians, Norwegians, and Danes are all so incompetent that they managed to miss some three million square kilometers of ice.

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.

Over the following months, it gushed 4.2 cubic kilometers of ice — enough to fill 1.7 million Olympic - size swimming pools — into the Barents Sea.

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).

That shift, Kivelson says, is consistent with a watery layer just a few kilometers thick, buried beneath about 170 kilometers of ice.

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.

The finding suggests the ocean, thought to lie underneath perhaps 100 kilometers of ice, may be more amenable to life — and more accessible to curious astrobiologists — than previously thought.

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.

«Volcano discovered smoldering under a kilometer of ice in West Antarctica: Heat may increase rate of ice loss.»

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

We show that high - altitude southern Greenland, currently lying below more than 2 kilometers of ice, was inhabited by a diverse array of conifer trees and insects within the past million years.

And the other plan they talk about all the time — they want to have a big, long tether, a big cable so this thing would melt through 20 kilometers of ice, like 15 miles of ice and look around in the Europanian ocean.

If the craft were to crash on the surface of a cold moon like Enceladus, the RTGs could easily thaw a path through tens of kilometers of ice, and plop down into the liquid water ocean beneath, though this might take a long time.

Latent heat to melt ice: 355,000 joules / kg x 1,000 kg / cubic meter x 10 ^ 9 cubic meter / cubic km = 3.55 x 10 ^ 17 joules to melt one cubic kilometer of ice.

In the Arctic, for example, data collected by Europe's Cryosat spacecraft pointed to about 9,000 cubic kilometers of ice at the end of the 2013 melt season.

Ice sheet mass decreased at 152 ± 80 cubic kilometers of ice per year, equal to 0.4 ± 0.2 millimeters of sea level rise per year.

Each year Greenland loses some 51 cubic kilometers of ice, enough to annually raise sea level 0.13 millimeters.