High-Tech Fingers on Earth's Erratic Pulse

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Science  28 Mar 2003:
Vol. 299, Issue 5615, pp. 2016-2020
DOI: 10.1126/science.299.5615.2016

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Volcanologists are throwing new sensors and instruments at a problem of immense societal importance: predicting when a volcano near an inhabited area may erupt. A number of successful evacuations across the globe in recent years suggest that scientists are becoming more and more adept at deciphering the cryptic signals of rising magma and, more importantly, deciding when to brace for a volcano to explode.