Mt. St. Helens 1980-2012

Source/Author: USGS
Subject: Mt. St. Helens
Description: USGS page featuring multiple video of Mt. St. Helens eruptions from 1980 onward
Duration: varies
Comments: Includes time-lapse of dome growth from 2004-2012
URL: http://volcanoes.usgs.gov/volcanoes/st_helens/st_helens_multimedia_11.html

mt st helens thumb

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