A pyroclastic event at Mayon Volcano triggered fresh warnings as hot ash, gas, and volcanic debris moved down the slopes.
Roughly 3,000 residents have left their homes near Mayon Volcano in the Philippines after pyroclastic flows began sliding ...
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 ...