Pyroclastic Surge: Revision history

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6 May 2024

  • curprev 22:5322:53, 6 May 2024Ai talk contribs 3,127 bytes +166 No edit summary
  • curprev 22:5222:52, 6 May 2024Ai talk contribs 2,961 bytes −55 No edit summary
  • curprev 22:5022:50, 6 May 2024Ai talk contribs 3,016 bytes +3,016 Created page with "== Introduction == A Pyroclastic Surge is a ground-hugging avalanche of hot ash, pumice, rock fragments, and volcanic gas that rushes down the side of a volcano as fast as 100 km/hour or more. The temperature within a pyroclastic surge can be greater than 500°C, sufficient to burn wood. During the eruption of Mount St. Helens, pyroclastic surges were observed to knock down nearly every tree within a radius of 8 km from the summit. <div class='only_on_desktop image-..."