Roughly 50 kilometers separate two of Central America’s most dangerous volcanoes, and both are erupting. At Santa Maria, the ...
There is no current danger to the population after a pyroclastic flow on Italy’s Mount Etna produced a huge plume of ash Monday, sending tourists running. The flow moved away from a group of tourists ...
On May 2, a collapsing lava front on Mayon Volcano sent a superheated torrent of gas, ash, and rock 5.08 kilometers down its southeastern slopes, the longest pyroclastic flow recorded since the ...
A pyroclastic flow (also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that flows along the ...
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