Environment ❯ Natural Disasters

Volcanic Eruptions

Impact on Communities Air Quality Hazards Seismic Activity Impact on Ecosystems Monitoring Lava Flows Ash Clouds Tsunamis Impact on Aviation

No‑Notice Lahars From Mount Rainier Could Reach Towns in Minutes

USGS scientists warn sudden volcanic mudflows that can begin without an eruption give nearby communities very little time to move to higher ground.

Stories older than 24h

Green Fireball Flashes Over Erupting Mayon as Agency Confirms It Burned Up

Mount St. Helens, 46 Years Later, Is Quiet Under Watch

Kīlauea Erupts for 44th Time With Towering Lava Fountains, Prompting Closures

Lava From Réunion’s Piton de la Fournaise Reaches the Sea for First Time Since 2007

Lava From Piton de la Fournaise Cuts Réunion’s RN2 for First Time Since 2007

Kīlauea’s Latest Summit Eruption Sends 30,000-Foot Ash Plume, Triggers Park and Highway Closures

Mud Volcano Near San Juan de Urabá Erupts in Fiery Blast, Forcing Evacuations and Damaging Infrastructure

Parícutin at 83: Mexico Commemorates the Volcano Witnessed From Birth

Kīlauea’s Latest Summit Episode Pauses After Nearly 10 Hours of 1,300-Foot Lava Fountains

Kīlauea’s New Eruption Launches 300-Meter Lava Fountains in Episode 42

Canary Islands Tighten Teide Monitoring After Rare Seismic Vibration Repeats

El Chichón Unrest Persists as Mexico Maintains Yellow Alert

Sabancaya Volcano Erupts With 3,400-Meter Ash Plume Over Arequipa as Orange Alert Holds

PNAS Study Maps Pompeii’s Water Shift From Wells to Aqueduct, Revealing Hygiene Trade‑Offs

Kīlauea’s Summit Activity Prompts Aviation Code Orange as Short Eruptions Continue

Etna Guides Strike Over Tightened Access During Ongoing Eruption

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

Mount Etna Enters New Eruptive Phase With Lava Advancing Toward Valle del Bove

Mount Etna Erupts From Northeast Crater as Italy Issues Red Aviation Alert