When mammals are cold, they can employ physical changes to stay warm -- such as intense shivering. Like any form of aerobic exercise, though, "shivering thermogenesis" is especially challenging at high altitudes because there ...
Plants & Animals
May 17, 2012
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The mild winter of 2012 has many people asking, "Where's the snow?" These two snow cover maps show the difference between snow extent on March 3, 2011, and March 5, 2012. The maps were compiled from data collected by the ...
Earth Sciences
Mar 14, 2012
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Rifle, Colorado, is a small town on the Colorado River, in the heart of the Rocky Mountains, that's big on natural resources. It attracts hunters, fishermen, hikers, rock climbers. Its striking scenery attracted husband-and-wife ...
Environment
Jan 11, 2012
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Summertime hail could all but disappear from the eastern flank of Colorado's Rocky Mountains by 2070, according to a new modeling study by scientists from NOAA and several other institutions.
Environment
Jan 8, 2012
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Nitrogen derived from human activities has polluted lakes throughout the Northern Hemisphere for more than a century and the fingerprint of these changes is evident even in remote lakes located thousands of miles from the ...
Environment
Dec 15, 2011
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Conservationists welcomed a US appeals court ruling that grizzly bears still need protecting, after federal authorities sought to have them taken off an endangered species list.
Ecology
Nov 23, 2011
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American pikas, the chirpy, potato-sized denizens of rocky debris in mountain ranges and high plateaus in western North America, are holding their own in the Southern Rocky Mountains, says a new University of Colorado Boulder ...
Ecology
Sep 1, 2011
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Summers on the Great Plains are usually characterized by a lack of water. But flooding in several states has reversed that trend -- and it might not be the last of the high waters for 2011, according to a Kansas State University ...
Earth Sciences
Jul 7, 2011
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(PhysOrg.com) -- The researchers evaluated the recent declines using snowpack reconstructions from 66 tree-ring chronologies, looking back 500 to more than 1,000 years.
Earth Sciences
Jun 9, 2011
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A new University of Colorado Boulder study indicates the infestation of trees by mountain pine beetles in the high country across the West could potentially trigger earlier snowmelt and increase water yields from snowpack ...
Environment
Jun 8, 2011
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