Io – Jupiter's innermost Galilean moon – is the most geologically active body in the Solar System. With over 400 active volcanic regions, plumes of sulfur can climb as high as 300 miles above the surface. It is dotted ...
Space Exploration
Sep 19, 2013
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(PhysOrg.com) -- The development of the ash plume from Iceland's Eyjafjallajoekull volcano between 17-20 April is tracked in this series of Envisat images.
Earth Sciences
Apr 21, 2010
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(AP) -- Chilean officials ordered most residents already evacuated from homes near an erupting volcano to stay in shelters and with family and friends Sunday due to the threat of deadly landslides. The ash spread across ...
Earth Sciences
Jun 13, 2011
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The Kelut volcano on Indonesia's Java island erupted late last night. While disaster-management authorities are busy on the ground, satellites are tracking the major cloud of ash and sulphur dioxide as it spreads in the atmosphere.
Earth Sciences
Feb 17, 2014
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An unexpected and powerful eruption started at Raikoke volcano in the Kuril Islands on 21 June 2019. This image, which was captured on 22 June, shows the brown ash plumes rising high above the dense clouds—drifting eastwards ...
Environment
Jun 25, 2019
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This image shows the huge plume of sulphur dioxide that spewed from Chile's Puyehue-Cordón Caulle Volcanic Complex, which lies in the Andes about 600 km south of Santiago.
Earth Sciences
Jun 10, 2011
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Volcanic ash poses a significant hazard for areas close to volcanoes and for aviation. For example, the 2010 eruption of Eyjafjallajökull, Iceland, clearly demonstrated that even small-to-moderate explosive eruptions, in ...
Earth Sciences
Feb 3, 2015
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The Saharan dust cloud that cast a red glow over the UK last autumn helped scientists to take a step forward in understanding how to prepare for future volcanic eruptions.
Earth Sciences
May 8, 2018
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A spaceborne lidar instrument that fired more laser pulses than any previous orbiting instrument has ended its operations on the International Space Station, after a successful 33-month mission to measure clouds and tiny ...
Space Exploration
Dec 6, 2017
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(AP) -- New tremors at Alaska's Mount Redoubt are prompting speculation that the volcano could be in a phase that will lead to more instability. The 10,200-foot volcano erupted six times Sunday and Monday, spewing clouds ...
Earth Sciences
Mar 24, 2009
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