News tagged with rocky mountains

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NASA measures aerosols from western fires

As Americans observed Independence Day, wildfires continued to burn across the western United States, including wildfires in Colorado and the Fontenelle Fire in Wyoming. Wildfire smoke affected large parts of the country, ...

dateJul 09, 2012 in Earth Sciences
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Curvy mountain belts

Mountain belts on Earth are most commonly formed by collision of one or more tectonic plates. The process of collision, uplift, and subsequent erosion of long mountain belts often produces profound global effects, including ...

dateJun 29, 2012 in Earth Sciences
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Mystery of monarch migration takes new turn

During the fall, hundreds of millions of monarch butterflies living in eastern North America fly up to 1,500 miles to the volcanic forests of Mexico to spend the winter, while monarchs west of the Rocky Mountains fly to the ...

dateMay 31, 2012 in Plants & Animals
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End of Winter: How 2012 snow stacks up

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 ...

dateMar 14, 2012 in Earth Sciences
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