Articles tagged "pyroclastic flow"

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Mass death of dinosaurs in northern China caused by volcanic eruption

Well preserved fossils found at the Jehol Biota, northeast China, suggest that a volcanic eruption in the Cretaceous Era may have caused the mass death of dinosaurs in that region. The fossil formations were similar to remains uncovered from the Roman city of

February 14, 2014

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Explosive eruptions at Sakurajima volcano, Japan

Couple explosive eruption have been recorded at Sakurajima volcano in Japan. Sakura-jima, one of Japan's most active volcanoes, is a post-caldera cone of the Aira caldera at the northern half of Kagoshima Bay. Eruption of the voluminous Ito pyroclastic flow was

October 04, 2011

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Anak Krakatau - alert level raised to 4

Indonesian officials have raised the status of one of its most dangerous volcanoes, Anak Krakatau, to a “standby” or level IV - the highest level.The Center for Volcanology and Geological Hazard Mitigation (PVMBG) said this is a rise in status that was set o

October 03, 2011

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Semeru volcano showing signs of activity

An active lava dome is growing inside the crater of Semeru volcano and there are 3 - 4 eruptions per day. It seems that the size and frequency is increasing in the past days according to VolcanoDiscovery research group that just got back from East Java.Semeru, the highe

September 16, 2011

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Anak Ranakah volcano alert level raised

The Indonesian Volcanological Survey (PVMBG) has raised the alert status for Anak Ranakah volcano in the district of Manggarai on the island of Flores in southeastern Indonesia to 2 out of 4 (meaning eruption warning) on 26 August.Seismic activity and volcanic have

September 05, 2011

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Tambora volcano showing signs of reawakening

Tambora volcano in Indonesia has been raised to level 2 alert (out of maximum 4) after an increase in volcanic earthquakes. In April 2011 there were 37 shallow volcanic earthquakes recorded, 167 in May, 277 in June, 363 in July, and 141 from 1-29 August. Continuous

September 01, 2011

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Ecuador’s Tungurahua volcano unleashes violent explosion

The Tungurahua volcano continues with constant emissions of ash that started on April 20. Since early this morning, at approximately 01:00 (local time), the volcano exhibited an increase in the amplitude of internal vibrations as well as a slight variation in the t

April 30, 2011

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Signs of Bezymianny eruption

Russia’s Bezymianny Volcano erupted vigorously on the morning of April 14, 2011. At the time of the eruption, the Joint Air Force & Army Weather Information Network reported ash at an altitude of 25,000 feet (7,600 meters) above the volcano. This natural-color

April 28, 2011

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Eruption of Tungurahua sends ash up to 7 km into the air, Ecuador

Ashes from Tungurahua, 140 km south of Quito, Ecuador, rose more than 7 kilometers (4 miles) into the air on Tuesday. Schools are closed and residents evacuated in areas near volcano.Six eruptions and significant ash cloud were detected  and authorities issued

April 27, 2011