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Volcano seismology

Forecast from noise

Local changes in the velocity of ambient seismic noise just before volcanic eruptions could indicate increased magma pressure within volcanoes. Continuous monitoring of such changes may therefore prove to be a potent tool for forecasting eruptions.

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Figure 1: Evolution of the velocity fluctuations within the volcano.

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Sabra, K. Forecast from noise. Nature Geosci 1, 89–90 (2008). https://doi.org/10.1038/ngeo110

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