Volcanos, natural disasters. Mount St, Helens
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VOLCANOESHow Mount St. Helens Eruption Changed the World The 1980 eruption of Mount St.
VOLCANOESHow Mount St. Helens Eruption Changed the World The 1980 eruption of Mount St.
The full Plinian eruption of Mount St. Helens on May 18, 1980. Credit: USGS. Newsletter Sign up for our email newsletter for…