Environment ❯ Geology

Volcanic Activity

Archaeological Evidence Mudflows Phlegraean Fields Seismic Monitoring Hazards Ash and Gas Emissions Hot Springs Ash Clouds Eruptions Geothermal Energy Eruption History Pacific Ring of Fire Pyroclastic Flows

Philippines Elevates Mayon to Alert Level 3 as Dome Collapses Trigger Evacuations

Scientists cite slow magma rise with a growing summit dome producing pyroclastic flows.

Axial Seamount Unrest Persists With 2025 Eruption Possible, Timing Uncertain

Northern California’s Geysers Geothermal Field Shaken by Over 130 Quakes