Sentences with phrase «from glacier»

And now, right on cue, comes this article from Isabel Hilton on Guardian Environment http://www.guardian.co.uk/commentisfree/cif-green/2010/jan/20/real-scandal-himalayas in which she states, among other things, that: «Kyrgyzstan, scientists predict, will lose 80 % of its water supply» [from glacier depletion] which provokes the following comment from the excellent MrEugenides: «This figure comes from an article Isabel herself wrote on 6 October 2009, quoting a local bureaucrat as saying that water supplies were under pressure from a variety of factors from river diversion and increased water usage to climate change.

The average loss of 30 percent to 50 percent varies widely from glacier to glacier, Rabatel said.

Almost half the world's population gets its water from glacier melt and rainfall in the Himalayas and other lofty peaks, yet little is understood about how climate change will affect these water sources.

The extra pressure from the glacier could have allowed a regional layer of gas hydrate to form at about 100 meters depth.

Annual mass balance is the difference between winter snow and ice accumulation on a glacier, and summer snow and ice loss from a glacier during a given year.

The breadth of the record allows determination of the annual variability of annual balance from glacier to glacier, and from year to year.

The Icelandic Met Officecompared hydrographs from glacier distant from the volcano and one draining north from the icecaps adjacent to the volcano.

One MODIS animation of ice calving from a glacier in Antarctica actually made it into the Washington Post recently.

When the current reaches the ocean, chunks of ice breakaway from the glacier.

It turns out that the pink colour comes from the carotene manufactured by bacteria that contrive to get a living from the glacier surface.

The team picked up these bread crumbs from the glacier's trail and analyzed them to figure out how quickly the ice melted, and how much the climate must have warmed.

Many of the crops along hundreds of kilometres on the dry eastern slopes of the Andes rely on irrigation from glacier melt water in the summer.

To understand the causes of the acceleration we must examine how they vary in time and from glacier to glacier.

The reason for the change is warmer snowpack winter temperatures, +4 oC above the long term mean at the Juneau Airport seven miles from the glacier at sea level in 1997 and 1998.

Clearly, to simulate ice sheet retreat, simulated oceans must change their vertical and horizontal extents as the ocean invades the space occupied by the ice sheet and receives meltwater from the glacier.

The article claimed that earthquakes were caused by icebergs calving off the Helheim Glacier, and that these were increasing because of increased outflow from this glacier.

It is the first study to directly link past glacial events with annual data from ice cores — cylindrical samples drilled from the glacier — extracted from the same ice mass.

Ice cores drilled from a glacier in a cave in Transylvania offer new evidence of how Europe's winter weather and climate patterns fluctuated during the last 10,000 years, known as the Holocene period.

The heavily crevassed surface (extending to the distant horizon) of Jakobshavn Isbrae, one of Greenland's fastest outlet glaciers, is shown on this large iceberg that calved from the glacier's end.

In fact, he said, ice flows from that glacier alone account for a quarter to a third of Antarctica's total contribution to sea level rise.

To track how glaciers grew and shrank over time, the scientists extracted sediment cores from a glacier - fed lake that provided the first continuous observation of glacier change in southeastern Greenland.

In heavily glaciated basins such a Baker River from 20 - 45 % of the total input is from glacier melt during the latter part of the summer (Pelto, 1996; Post et al; 1971).

Aside from the glacier error, the science remained sound.

The correlation from glacier to glacier for the same time periods is 0.86 - 0.99, indicating that ablation conditions are becoming increasingly consistent on glaciers as the summer melt season develops.

In Norway, 98 percent of the electricity comes from hydroelectric power, and 15 percent of the exploited water flow comes from glacier melt.

The shelf was plugging the channel, but once it is gone, the glacier moves more rapidly toward the sea, forming more ice shelf, but removing large amounts of ice from the glacier.

Meltwater from a glacier is a function of temperature, but also precipitation.

These natural frozen reservoirs have been part of our water resource management system in the western US and now this system is changing from glacier and snowpack changes and summer evaporation.

Most of proxy temperature records are from tree - ring measurements, but additional evidence comes from glacier ice, speleothems [stalagmites, stalactites and related mineral formations], corals and lake sediments.

And what about the hockey stick that Oerlemans derived from glacier retreat since 1600?

It has not been done explicitly in the Oerelemans work, since there simply is not enough data from each glacier to permit this.

This paper has played a valuable role in calling attention to important work on the physics of tropical glaciers, that can help in teasing out the record of tropical climate change from glacier retreat data.

From a glacier in New Zealand, to Australia's Great Barrier Reef, explore the best of these two countries.

From the glacier - eroded boulders that line the bay, across expanses of arctic tundra where shrubs, grasses and wildflowers punctuate the permafrost, to the areas of spruce forest that lie north of the town, there's no denying that Churchill enjoys an abundance of dramatic natural beauty.

Enjoy everything from glacier walks and hot spri...

Located just a short drive from the mountainous Thingvellir National Park, the hotel offers an array of adventures from glacier hikes to snorkeling between tectonic plates at the Silfra Fissure.

Year: 2009 Lamer Alternate Title: Mega Shark vs. Octopus Plot: Frozen for centuries, two giant prehistoric animals — a shark and an octopus — are unintentionally freed from a glacier by an underwater military experiment.

It is dissected by several gullies, cut into the unconsolidated sand by streams (melting from the glacier surface is encouraged by the accumulation of dark wind - blown sand, which absorbs solar radiation)[17].

Now in its 25th year, the report pulls together hundreds of scientists from dozens of countries to piece together the changes from the previous year in all aspects of the Earth's climate — from carbon dioxide levels to the planet's rising temperature, from glacier melt to change in soil moisture — and puts them in the context of decades - long trends.

Life requires energy, and if the only sources of energy are ice melt from the glacier above and the minimal energy from the crust necessary to keep the lake liquid, the pace of life in the lake could be slow indeed.

«We're trying to quantify the water flow, the water chemistry and then the vegetation that's in the basin, the species that are there, all the way from the glacier terminus down to the ocean,» O'Neel explained.

By 1900, increased emissions of soot could have triggered the loss of more than 15 m of ice from a glacier's surface; by 1930, the loss could have totaled 30 m or more — magnitudes and timing that can easily account for the Alpine glacial retreat, the scientists contend.

Ice cores drilled from a glacier in a cave in Transylvania offer new evidence of how Europe's winter weather and climate patterns fluctuated during the last 10,000 years, known as the Holocene period.

They also knew from satellite data the amount of water added to the oceans from glacier melt.

The shelf was plugging the channel, but once it is gone, the glacier moves more rapidly toward the sea, forming more ice shelf, but removing large amounts of ice from the glacier.

To track how glaciers grew and shrank over time, the scientists extracted sediment cores from a glacier - fed lake that provided the first continuous observation of glacier change in southeastern Greenland.

From those readings, researchers can calculate the volume of meltwater coming from the glacier.

Between 2002 and 2007, satellite measurements showed that ice from the glacier's grounding line, the spot where it transitions from being on the land to in the sea, thinned at a rate of 1.2 meters to 6 meters per year.

Based on his experience in the Rio Santa — where it was once assumed that 80 percent of water in the basin came from glacier melt — Mark said he expects to find that the impact of monsoon water is greatly underestimated in the Himalayas.

In the lab, the researchers were able to regrow bryophyte samples representing four different taxa from the glacier, they report online today in the Proceedings of the National Academy of Sciences (inset).