Roughly 50 kilometers separate two of Central America’s most dangerous volcanoes, and both are erupting. At Santa Maria, 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 ...
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 ...
Add Yahoo as a preferred source to see more of our stories on Google. A lava collapse at Mayon Volcano in the Philippines triggered a fast-moving pyroclastic flow on May 13, sending a volcanic plume ...