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Llullaillaco Volcano
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Published February 16, 2019
The dry climate around the world's second tallest volcano provides a good habitat for preserving archeological discoveries.
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All of You on the Good Earth
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Published December 24, 2018
These iconic photos are not new, but their message never gets old.
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The Tallest Point in Niger
Published December 22, 2018
The Aïr Mountains stand out, aesthetically and geologically, from the surrounding low-lying plains to support unique wildlife.
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Autumn Comes to Ogden
Published October 15, 2018
Deciduous trees in northern Utah paint the mountains in shades of red, orange, yellow, and purple.
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Volcanic Hell Makes for Bathing Heaven
Published September 26, 2018
Circular, tranquil Lake Kuttara has an explosive past.
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The Scars of Mendocino
Published August 30, 2018
Scarring of the landscape is evident in the wake of the largest wildfire in California history.
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Last Glacier Standing in Venezuela
Published August 27, 2018
Humboldt Glacier in the remote tropical Andes is going, going, and nearly gone.
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Archaeology from Afar in Uzbekistan
Published August 21, 2018
Archaeologists used satellite imagery to find new sites in the ancient region of Bactria.
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Mapping Modern Threats to Ancient Chacoan Sites
Published June 1, 2018
Risk maps can help land managers make more informed decisions about modern development in the vicinity of an ancient civilization.
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Probing Kilauea’s Plume
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Published May 15, 2018
Volcanic plumes can pose health hazards and offer clues about a volcano’s geology.
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Channeled Scablands
Published April 19, 2018
The landforms on the Columbia Plateau in eastern Washington reveal a past punctuated by violent floods.
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