Geologist: St. Helens an 'Open System'
March 27th, 2007
This pair of Jan. 23, 2007 photos released by the U.S. Geological Survey's Cascades Volcano Observatory, shows Mount St. Helens' dome as seen from the north, top, with a matching thermal-imaging infrared image, bottom. Scientists say Mount St. Helens may be following the example of the Kilauea volcano in Hawaii, with magma being replaced from a reservoir beneath the volcano as fast as it emerges as lava at the surface. (AP Photo/Courtesy U.S. Geological Survey's Cascades Volcano Observatory, Julie Griswold and Matt Logan)
(AP) -- Mount St. Helens may be following the example of Kilauea in Hawaii with magma being replaced from a reservoir beneath the volcano as fast as it emerges as lava at the surface, scientists say.
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