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Earth science

Volcanic tremor wags on


A new model for volcanic tremor has a magma column, surrounded by gas bubbles, oscillating or 'wagging' back and forth. The model reconciles several observations of this characteristic signal. See Letter p.522

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Correspondence to Stephen R. McNutt.

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McNutt, S. Volcanic tremor wags on. Nature 470, 471–472 (2011).

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