United States Geological Survey scientists have shared maps that show where ash would fall across the US if a Yellowstone ...

The dates fall midway between the older and newer dates of the eruption ... But if there is tephra in the ice core, then there is a better chance of relating it to a specific volcano. Tephra travels ...

In particular, the analysis of tephra fall and volcaniclastic turbidite deposits in the drill cores reveals three heightened periods of volcanic activity at Montserrat (∼930 to ∼900 ka, ∼810 to ∼760 ...

Scientists warn that the Alaska volcano Mount Spurr is likely to erupt soon, showering ash on Anchorage and potentially ...

The Mount Lewotobi Laki Laki volcano in south-central Indonesia has erupted, sending an ash column 26,000 feet high and prompting authorities to expand the danger zone around the volcano.

Kilauea is in a unique phase of activity in Halema‘uma‘u, with 12 episodes of dual lava fountains since Dec. 23, 2024.

Hazards associated with lava fountaining include the fallout materials (termed tephra), volcanic gas emissions, and lava flows. Tephra generally accumulates in the area immediately downwind of the ...

SAN JUAN ALOTENANGO, Guatemala (AP) — Guatemala’s Volcano of Fire is erupting, and authorities have evacuated nearly 300 families while warning that another 30,000 people in the area could be ...

Guatemala’s Volcano of Fire is erupting, and authorities have evacuated nearly 300 families while warning that another 30,000 people in the area could be at risk. The eruption started overnight.

The Alaska Volcano Observatory within the past week measured “significantly elevated” volcanic activity, with newly reactivated gas fissures, or fumaroles, seen at Mount Spurr’s Crater Peak.