Articles tagged "lava flow"

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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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15th paroxysm of New SE crater of Mt. Etna volcano

On the evening of 28 September 2011, the New Southeast Crater of Etna has produced its 15th paroxysmal eruptive episode since the beginning of this year. The culminating phase of this episode lasted less than a half hour but was more violent than those of the preceding

September 29, 2011

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Magnitude 6.2 - Very strong shallow earthquake near Niuafo’ou volcano (Tonga)

Initially magnitude 6.8, later downgraded by USGS to 6.2 and finaly earthquake hit  Tonga archipelago  at 23:07:03 UTC. The epicentre was located  382 km (238 miles) NNW (338°) from Neiafu, Tonga, 423 km (263 miles) WSW (244°) from APIA, Samoa (15.449°S,

September 22, 2011

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Ash cloud 800 meter high at Dukono volcano, Halmahera, Indonesia

Dukono volcano (North Halmahera regency, Indonesia) activity increased on September 6, 2011, sending volcanic ash clouds as high as 800 meters in the sky. The capital town of the Halmahera regency lies at the port of Tobelo, approx. 15 km from the volcano...

September 07, 2011

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Spectacular eruption of Mt.Etna - twelfth time this year

The Mount Etna volcano in Sicily, Italy, erupted for the twelfth time this year on Monday.Throughout 2011, activity at Sicily’s Mount Etna has been characterised by paroxysms: short, violent bursts of activity. Each event has included volcanic tremors, ash

August 30, 2011

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Papandayan volcano alert status raised to Level 3 - Java, Indonesia

The alert level of Mount Papandayan in Garut, West Java has gone up a notch to alert level 3 — just one level below eruption. According to the National Disaster Mitigation Agency (BNPB) the 2,665-meter volcano had shown a significant increase in tectonic...

August 13, 2011

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Chile’s Puyehue-Cordón Caulle Volcanic Complex continues to erupt

Nearly two months after ash and steam began spewing from a fissure in Chile’s Puyehue-Cordón Caulle Volcanic Complex, the volcano continued erupting. The Advanced Land Imager (ALI) on NASA’s Earth Observing-1 (EO-1)satellite captured this natural-color

August 03, 2011

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Ash from Mount Etna closes Italian airport

A southern Italian airport was on Saturday closed due to ash from Mount Etna, forcing traffic to be diverted to Palermo, the ANSA news agency said. Catania airport on the east coast of the island of Sicily was not expected to re-open before Sunday morning while the

July 10, 2011

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Lava flows at Nabro volcano, Eritrea

Since the beginning of the recent eruption, a dense plume of water vapor, gas, and ash has concealed the summit of the Nabro volcano. New images from June 29 finally provided a nearly unimpeded view of the summit, where lava flowed out of the erupting vent and down...

July 01, 2011

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Close-Up images taken of remote Nabro's eruption

Eritrea's Nabro volcano has been erupting for a week, but few details of the event are known because of the volcano's remoteness. This pair of images are the first detailed ones taken of erupting vent and lava flows Nabro began erupting on June 12, and has...

June 30, 2011

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Nabro Volcano evolving into a milder, more effusive eruption

After nearly a week of explosive activity, Eritrea’s Nabro Volcano seems to be evolving into a milder, more effusive eruption. By June 19th, the maximum altitude of Nabro’s ash plume dropped from a maximum of 45,000 feet (14,000 meters) to 25,000 feet...

June 22, 2011

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New eruptions reported at Etna volcano in Italy

Istituto Nazionale di Geofisica e Vulcanologia (INGV) reports about the third paroxysmal eruptive episode of the year 2011 from the pit crater on the east flank of the Southeast Crater cone occurred on 10 April, 51 days after the previous paroxysm on 18 February. The

April 11, 2011

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Underwater Volcanoes a hotbed of clues to Earth's movements

Nearly half a mile of rock retrieved from beneath the seafloor is yielding new clues about how underwater volcanoes are created and whether the underlying hot spots of molten rock that lead to their formation have moved over time.Geoscientists have just completed an

February 18, 2011