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Saturday 17 November 2012

Himalayan Glaciers Will Shrink by Almost 10 Percent, Even If Temperatures Hold Steady

 Himalayan Glaciers Will Shrink by Almost 10 Percent, Even If Temperatures Hold Steady

 
Come rain or shine, or even snow, glaciers of the Himalayas for many years to come will continue to shrink.
Brigham Young University professor of geology forecast by Rupper Bhutan summer, monsoonal Himalayas bull's eye, in a region that comes after research. Published in Geophysical Research Letters Rupper the most conservative results shows that nearly 10 percent of the glaciers in the Bhutan Climate steady within the next few decades will be lost. What is the amount of melt water coming from the glacier could drop by 30 percent.

Rupper the increase in temperature has a criminal only after glacier retreat. The wind, humidity, precipitation, and evaporation as a number of environmental factors can affect how glaciers behave. As 13 miles long with some Bhutanese Glacier, an imbalance in any of these areas as they can take decades to answer.

"This particular glacier during the last few decades that they're playing catch many have seen so warming," Rupper explains.

In fact, almost double the rate of snowfall in Bhutan need to avoid glacier retreat, but this scenario is not possible because warm temperatures will lead to rain instead of snow. If glaciers are deprived of water, more rain and snow melt in total probability of flooding will increase from - is the neighboring village could be disastrous.

"Much of the world's population is downstream of the Himalayas," Rupper says. "There is a lot of culture and history, not only to Bhutan but also for neighboring countries face the same risks can be lost."

These results illustrate the potential for, Rupper this study had a moderate step further.Climate with heating, fully predict how likely take it for years, especially glaciers can react to change is not made.

Bhutan, Rupper, and BYU graduate students Burgener and Josh Maurer to London for accurate prediction, Columbia University, Lamont Doherty Earth Observatory, NASA and Bhutan hydro-meteorological researchers Services Department joined. Together, they trekked through rainforests and barren rocks, ice blocks world's most remote access. There's a weather station and glacier monitoring equipment on the months and years to collect real-time data can be put to use.

"To get a goal Glacier lasted for seven days, Rupper recounts, back in October." Our pack animals, riders and guides, the region and to develop a way of life, but group was running a little slow to recognize the West. "

Rupper of prediction and fieldwork on glaciers in Bhutan are in first, and the country's water resources and its research decisions about flood risks are likely to use long-term.

"They sound the best home or the construction of new power plants could potentially have a better idea," Rupper says. He hopes that good science changes we are likely to witness in the coming decades, could lead to engineering solutions. '

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