You are browsing the archive for pyroclastic flow Archives - AGU Blogosphere.

5 February 2014

Stunning HD videos show volcanoes erupting … gorgeously

As the Tectonic Plates bend, creak, snap, and rattle in earthquakes, blobs of heated rock rise through them from within and punch through the surface, puffing out vast clouds of rock dust and volatile gas, and pouring out mounds upon mounds of hardening molten rock. Volcanoes may fall under the purview of some other realms of the blogosphere, but a spate of recent videos are just too stunning (and informative!) …


Ash Devils Induced by a Pyroclastic Flow From Sinabung Volcano

An amazing video here of the pyroclastic flow that killed 16 people this week. The hot ash heated the ground and this caused the “tornadoes” which were more accurately really tall “ash devils”.