Jan 20 2011
Downhill Mountain Migrations
While other species travel uphill, in some western mountains forests are expanding downhill into warmer temperatures.
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Jan 20 2011
Downhill Mountain Migrations
While other species travel uphill, in some western mountains forests are expanding downhill into warmer temperatures.
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Dec 09 2010
Mount Everest Contaminated
Just when you thought it was safe to drink the meltwater.
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Dec 09 2010
Mount Everest Contaminated
Just when you thought it was safe to drink the meltwater.
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Nov 11 2010
Mountains May Be Climate Change Refuges
Like the Sound of Music's Von Trapp family, plants may be able to hide away from a warming climate in the mountains.
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Oct 12 2010
Bronze Age Civilization Spotted in Old Photographs
Forty-year-old aerial photographs of Russia's Caucasus Mountains revealed clues to the ancient civilization.
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Oct 07 2010
Colorado River Once Flowed in Opposite Direction
The river that carved the Grand Canyon flowed in the opposite direction 55 million years ago, according to a new study of tiny zircon grains.
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Oct 01 2010
Oldest High-Altitude Settlements Discovered
The remains of fires, stone tools and food surface at six campsites dating back up to 49,000 years.
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Aug 07 2010
Tiny Frogs Reveal Big Secrets of Plate Tectonics
Geologists disagree over when exactly the Himalayas rose up from the collision of India and Eurasia. The answer, it turns out, may lie in frog genes.
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Jul 07 2010
National Park for Sale
The state of Wyoming is considering selling 2 square miles of Grand Teton National Park for a handsome profit.
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