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Geologists discuss big picture geology of Lake Clark National Park

By Alaska Science Center
Geologists discuss big picture geology of Lake Clark National Park
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Detailed Description

USGS research geologists Jamey Jones (left) and Erin Todd (right) discuss the "big picture" geology in their project area in and around Lake Clark National Park. Redoubt volcano in background left; baseball-sized cobbles on ground at researchers feet are pumice cobbles from the 2009(?) eruption of Redoubt volcano. 

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Public Domain.