Tuesday, September 21, 2010

Windborne Dust on High Peaks Dampens Colorado River Runoff

Windborne Dust on High Peaks Dampens Colorado River Runoff
Mon, 20 Sep 2010 14:05:00 -0500

Photo of twelve dust layers in a study plot in Colorados Senator Beck Basin Study Area.

On spring winds, something wicked this way comes--at least for the mountains of the Colorado River Basin and their ecosystems, and for people who depend on snowmelt from these mountains as a regional source of water.

"More than 80 percent of sunlight falling on fresh snow is reflected back to space," says scientist Tom Painter of the Jet Propulsion Laboratory in Pasadena, Calif., and the University of California at Los Angeles. "But sprinkle some dark particles on the ...

More at http://www.nsf.gov/news/news_summ.jsp?cntn_id=117668&WT.mc_id=USNSF_51&WT.mc_ev=click


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