News tagged with sierra nevada

Space Image: Flight test

In this image from November 2010, the U.S. Air Force's ACAT F-16D flew through Sierra Nevada canyons and past peaks during ground collision avoidance test flights.

Jun 20, 2011
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A Tree Stands in the Sierra Nevada

White fir, ponderosa pine, Jeffrey pine. Sugar pine, incense cedar, red fir: These are conifers of the headwater ecosystems of California's Sierra Nevada.

Aug 08, 2012
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