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Volcanic Activity

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Seismic Study Finds Extreme Crustal Thinning in East Africa’s Turkana Rift

The imaging points to a slow march toward a new ocean over millions of years.

Mars Orbiter Finds Dark Volcanic Ash Spreading Across Utopia Planitia

Kanlaon Volcano Erupts Explosively, Sending 2,000-Meter Ash Plume Over Negros

Réunion’s Piton de la Fournaise Erupts Again, Health Advisory Issued Over Volcanic Gases

El Chichón Unrest Persists as Mexico Maintains Yellow Alert

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

ESA Mars Express Reveals 'Butterfly' Crater Carved by Low-Angle Impact

Indonesia Keeps Mount Semeru at Highest Alert as Rescuers Lead 170+ Climbers to Safety

Fresh Quakes Refocus Attention on Eifel Volcano as Scientists See No Imminent Eruption

Lewotobi Erupts on Flores Island, Ash Soars 10 Kilometers as Alert Raised to Highest Level

Klyuchevskoy Eruption Lifts Ash to 7 Kilometers, Triggers Aviation Alerts Over Bering Sea

Kamchatka Logs 27 Aftershocks in 24 Hours, Shiveluch Emits 3.5-Kilometer Ash Plume

Tenerife Schedules Largest Volcano Emergency Drill With Islandwide Alert on Sept. 26

Mexico Installs Command Post and Reinforces 24/7 Monitoring at Chichonal After Seismic Uptick

Mount Etna Opens New 3,000-Meter Vent, Prompts Orange Flight Alert

Seven Kamchatka Volcanoes Erupt Concurrently for First Time in 300 Years

Long-Dormant Krascheninnikow Volcano Erupts with Six-Kilometer Ash Plume

Shinmoedake Volcano Continues Ash Emissions under 3 km Exclusion Zone

Mount Etna Eruption Sends Tourists Fleeing but Leaves Communities Unharmed

Mount Etna Erupts with Lava Fountain, Prompts Red Aviation Alert