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Volcano geodesy at Green Gabbro 9 January 2009

Posted by admin in geoblogosphere, geoscience, natural hazards, volcano monitoring.
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Over at Green Gabbro, Maria Brumm has posted a crystal-clear explanation of the use of GPS networks to measure surface change, which can be an important indicator of volcanic activity. Great cartoon, among other things.

Green Gabbro: Volcano Geodesy 101

The Volcanism Blog