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Stories about: ash plumes

Volcanic Ash Plumes Analyzed via Lightning Planetary scientists believe they may have discovered a way of keeping track of volcanic ash even at night, when the clouds are notoriously difficult to observe. They say that keeping an eye on the lightnings accompanying the clouds provides sufficient data to determine the height and path of clouds.This conclusion w... 13 December 2010 03:12 GMT Ash Particles from Eyjafjallajokull Were Very Large A team of German researchers who got a chance to analyze ash particles from the cloud emitted by Eyjafjallajokull volcano, in Greenland, say that the structures were larger than they ever expected. As soon as the glaciovolcano began spewing out vast amounts of ash and magma, researchers in Leipzig set up their scient... 21 August 2010 07:10 GMT