Pyroclastic flows are some of the most fearsome hazards posed by erupting volcanoes. These avalanches of superheated ash, gas, and rock are responsible for some of the most famous volcanic disasters ...
LEGAZPI CITY, Philippines – Thousands of people have evacuated regions surrounding the Mayon Volcano in the Philippines as the mountain continues to spew lava and show increasing signs of unrest.
Semeru volcano — the tallest volcano on Java at 3,676 meters — erupted on the afternoon of November 19, 2025, with pyroclastic flows racing at high speed more than 8.5 kilometers down its slopes, as ...
Mount Etna, the rambunctious volcano on the Italian island of Sicily, grumbled back to life on Monday, spewing hot ash and lava in a pyroclastic flow, the nation's volcano monitoring body said. There ...
ANCHORAGE, Alaska (AP) - Ash from a steadily erupting volcano in south-central Alaska wafted slowly toward the southern Kenai Peninsula and grounded flights to and from Kodiak Island on Monday.
The 1980 Mount St. Helens eruption in Washington State illustrated the hazards and impacts of lateral (ground-hugging) volcanic blasts on natural landscapes and human infrastructure. The eruption ...
The Indonesian island of Java’s tallest volcano, Semeru, sent an ash cloud nearly a mile into the air this week—the latest uptick in unrest from a mountain that belches ash and volcanic gases almost ...
The Philippine Institute of Volcanology and Seismology (Phivolcs) on Saturday announced it recorded a total of 150 rockfall ...
Satellite photos have captured a glowing "river of fire" flowing down the flanks of Mount Etna during an explosive outburst that also unleashed a giant plume of ash, smoke and volcanic gases high ...
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Explainer: What are pyroclastic density currents or PDCs?
Alert Level 3 was raised over Mayon Volcano in Albay due to a “high level” of unrest, with pyroclastic density currents (PDCs ...
A massive stratovolcano in the Philippines has erupted Monday, spewing out a smoke column 10,000 feet high, after a raft of volcanic earthquakes. People living within 3.7 miles of Kanlaon volcano, ...
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