Thursday, May 8, 2008

Ash, Thunder, Lightning


Incredible picture of the eruption of Chile’s Chaitén volcano. The plume of ash is thought to generate enough static electricity to cause what is called a “dirty thunderstorm” in the same way that colliding ice particles is thought to provide the juice for regular thunderstorms. We don't really know, but it's the best we can do for now.

Updates at the Volcanism blog.

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