This is an archive of AGU's GeoSpace blog through 1 July 2020. New content about AGU research can be found on Eos and the AGU newsroom.

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12 June 2012

Citizen-scientists answer call for Icelandic volcano ash samples

When Iceland’s Grímsvötn volcano erupted in May 2011, ejecting 0.7 cubic kilometers (0.2 cubic miles) of ash far up into the atmosphere, most of the material headed north to the pole. Computer models predicted the path of the plume, satellites beamed back images, but one researcher turned to a low-tech and inexpensive method of tracking the ash fall – cellophane sticky tape.


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