Mount Etna's Mystery Explained? - by W.P. SchellartQuicklink submitted by GLloyd Rowsey Permalink
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|'Most volcanism on Earth occurs at plate boundaries in places where tectonic plates move apart (e.g. Iceland) and in places where tectonic plates come together with one plate diving (subducting) below the other plate into the mantle (e.g. Pacific ring of fire),' Dr Schellart said. 'For the latter scenario, the volcanoes form directly above the subducted plate.'|
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