Sentences with phrase «studying glacier change»

The GLIMS Geospatial Glacier Database: a new tool for studying glacier change.

After studying glacier change, the researchers used their 2014 glacial - lake observations to identify the lakes where outburst floods could occur and present a hazard to populations.

Not exact matches

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.

Scientists have used old aerial surveys to chart surface changes in the Arctic and Antarctic, for example by studying photographs of Greenland's glaciers to document their history.

A groundbreaking 2016 paper, one of the first to conduct a large - scale analysis of shrinking mountain glaciers around the globe, concluded that all but one of the 37 studied sites were «very likely» retreating because of climate change — and at 21 of those sites, the influence of climate change was just about certain.

Yesterday's study suggests that total glacier volume across all the investigated basins will decrease by about 43 percent by the year 2100, even if the world takes serious steps to mitigate climate change.

The new study reinforces previous research showing the power of climate change over small glaciers worldwide.

«Two generations ago, people were interring waste in different areas of the world, and now climate change is modifying those sites,» said William Colgan, a climate and glacier scientist at York U and lead author of the new study.

«This is an important finding because it highlights the role that the rapidly changing Greenland ice sheet plays in supplying nutrients to the Arctic Ocean,» observed Eran Hood of the University of Alaska Southeast in Juneau, who studies the meltwater from coastal glaciers in Alaska, and was not involved in the new study.

A new study suggests some of Antarctica's ice sheet grows from the bottom up, adding a new wrinkle to efforts to predict how the continent's glaciers will respond to climate change.

«The novelty of our study lies in the bigger picture — measuring glacier change over all main glaciated ranges in Bolivia — and in the identification of potentially dangerous lakes for the first time,» Cook says.

The team hope the study raises awareness about the rapid glacier loss in Bolivia, how it could change in the future, and how it could affect water supply and cause glacial lake outburst floods.

A new study by scientists at NASA's Jet Propulsion Laboratory (JPL) in Pasadena, California, and the University of California, Irvine, shows that while ice sheets and glaciers continue to melt, changes in weather and climate over the past decade have caused Earth's continents to soak up and store an extra 3.2 trillion tons of water in soils, lakes and underground aquifers, temporarily slowing the rate of sea level rise by about 20 percent.

The new study is one of the first to monitor recent large - scale glacier change in Bolivia, to better understand how receding glaciers could affect communities in the country.

For a separate study, the NASA Jet Propulsion Laboratory's Ala Khazendar — a co-author of Scheuchl's paper — measured ice loss at the bottom of the three glaciers, which he suspected might be influencing the changes in their grounding lines.

The study reports that glaciers flowing to the coast on the western side of the Peninsula show a distinct spatial correlation with ocean temperature patterns, with those in the south retreating rapidly but those in the north showing little change.

Both studies conclude that even dramatic changes in climate won't stop the retreat, because the glaciers are shrinking back into deep valleys with no ridges or mountains to halt their rapid pace.

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The study warns that, given no change in greenhouse gas emissions in the near future, around 99 percent of the glaciers around the world's tallest mountain will melt, drastically changing the surrounding environment.

A new study has found geochemical clues near the summit of volcanic Mauna Kea that tell a story of ancient glacier formation, the influence of the most recent ice age, more frequent major storms in Hawaii, and the impact of a distant climatic event that changed much of the world.

The study concludes that the growth of the Mauna Kea glacier caused by the AMOC current changes was a result of both colder conditions and a huge increase of precipitation on Mauna Kea — triple that of the present — that scientists believe may have been caused by more frequent cyclonic storm events hitting the Hawaiian Islands from the north.

It's possible that even older photographs in the Danish archive could be used in a similar way to provide even more pre-satellite observations of changes to Greenland's ice, as well as more in - depths studies of particular glaciers

For the purpose of the study, the monitoring service compiled data on changes in glaciers over the last 120 years.

Previous studies have shown that glaciers in the European Alps and Greenland are especially vulnerable to the effects of climate change.

Geography students from the University of Mainz present the results of a project study on the effects of climate change on the Rhà» ne glacier

The new estimates are reasonable considering the rates of glacier change scientists are seeing at the moment, says Dr Ted Scambos, lead scientist at the National Snow and Ice Data Center, who wasn't involved in the study.

A study published in February also documented changes in the glacier's flow rate, indicating that little - studied ice shelves are starting to get more attention as scientists» understanding of ice and satellite coverage improves.

Thousands of studies conducted by researchers around the world have documented changes in surface, atmospheric, and oceanic temperatures; melting glaciers; diminishing snow cover; shrinking sea ice; rising sea levels; ocean acidification; and increasing atmospheric water vapor.

Some people will never agree on the science of climate change and no amount of links, studies, melting glaciers or floods will convince them otherwise.

«The signal of future glacier change in the region is clear: continued and possibly accelerated mass loss from glaciers is likely given the projected increase in temperatures,» Joseph Shea, a glacier hydrologist at the International Centre for Integrated Mountain Development (ICIMOD), Kathmandu, Nepal, who led the study, said in a statement.

A study published in the Annals of Glaciology last month adds to the pile of crap news about how these glaciers, which extend out over water that's being warmed by climate change, are susceptible to melting...

«These are two of the largest and most rapidly changing glaciers in Antarctica, so the potential for their evolution to influence each other is important to consider in modeling ice sheet behavior and projecting future sea level rise,» Dustin Schroeder, a Stanford geophysicist who led the study, told Earther.

A study published in the Annals of Glaciology last month adds to the pile of crap news about how these glaciers, which extend out over water that's being warmed by climate change, are susceptible to melting that could screw the world's coasts.

The study found we may have already passed the point of no return for some cities and will do so in the next few decades for others, as greenhouse gases gradually change climate, glacier cover and sea level.

His meticulous — if inadvertent — documentation of the retreat of remote glaciers has helped those studying the effects of climate change.

-LSB-...] Moreover, this study highlights that modern glacier retreat on Kilimanjaro is much more complex than simply attributable to «global warming only», a finding that conforms with the general character of glacier retreat in the global tropics [Kaser, 1999]: a process driven by a complex combination of changes in several different climatic parameters [e.g., Kruss, 1983; Kruss and Hastenrath, 1987; Hastenrath and Kruss, 1992; Kaser and Georges, 1997; Wagnon et al., 2001; Kaser and Osmaston, 2002; Francou et al., 2003; Mölg et al., 2003], with humidity - related variables dominating this combination.

In a previous post entitled Worldwide Glacier Retreat, we highlighted the results of a study by J. Oerlemans, who compiled glacier data from around the world and used them to estimate temperature change over the last ~ 400 years.

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There was an interesting study in Nature Geoscience last Sunday showing pretty clearly that the accelerating flow of the Jacobshavn glacier in recent years was most likely driven by an influx of warm deep seawater, and that shift was likely due to changes in pressure and wind patterns over the North Atlantic Ocean.

I have been studying glacier information during the last few thousand years of advances and retreats and trying to relate it to sea level changes.

Glaciers in South America's Andes mountain range are receding at unprecedented rates as a result of climate change, according to a recent study published in the science journal Cryosphere.

According to the second study, which measured changes in the thickness and height of ice using radar and laser altimetry instruments flown as part of NASA's Operation IceBridge campaign, the glacier lost between 984 and 1,607 feet in thickness from 2002 to 2009.

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Posted in Adaptation, Bhutan, CLIMATE SCIENCE, Climatic Changes in Himalayas, Development and Climate Change, Disasters and Climate Change, Ecosystem Functions, Flood, Information and Communication, International Agencies, Land, Lessons, Publication, Research, Vulnerability, Water, Weather Comments Off on Study Finds Glaciers In Himalayas Will Continue To Melt

«Nonetheless, Jacob and colleagues have dramatically altered our understanding of recent global (glacier and ice cap) volume changes, and their contribution to sea - level rise,» Bamber wrote, referring to study researcher Thomas Jacob of Colorado - Boulder.

A study led by UB geologist Beata Csatho uses NASA data to provide the first detailed reconstruction of how the ice sheet and its many glaciers are changing.

«The results of the study clearly showed the magnitude of glacier changes over the coming decades is likely to be very large and that [continue reading...]

This can be affected by warming temperatures, but also by changes in snowfall, increases in solar radiation absorption due to a decrease in cloud cover, and increases in the water vapor content of air near the earth's surface.2, 14,15,16,17 In Cordillera Blanca, Peru, for example, one study of glacier retreat between 1930 and 1950 linked the retreat to a decline in cloud cover and precipitation.18

Posted in Adaptation, CLIMATE SCIENCE, Climatic Changes in Himalayas, Development and Climate Change, Ecosystem Functions, Glaciers, Global Warming, Governance, Government Policies, Information and Communication, International Agencies, Lessons, Publication, Research, Vulnerability Comments Off on Siachen Glacier Shrinking, Says Study

Recent studies showing the worldwide acceleration of glacier melting indicate that the Intergovernmental Panel on Climate Change's estimate for sea level rise this century — ranging from 0.1 meters to 0.9 meters — will need to be revised upwards.