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Volcanologists Descend into Mt Vesuvius' Crater

Gas samples from Mt. Vesuvius can reveal how close magma is to the volcano's surface.

Publish Date: Topic: Planet EarthPlanet EarthNova

At the summit of Mt. Vesuvius is a vast crater, nearly 1,000 feet deep. Every month, a monitoring team carefully descends into this gaping hole to collect gas samples that could help determine how close the magma is to the surface.

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