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Volcano power hinges on magma bubbles

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Whether a volcano’s eruption will be a big boom or slow fizzle may depend on the first 10 seconds of bubble growth in magma, say researchers at McGill University. 

The mechanism behind a volcanic eruption is much the same as that involved in shaking a bottle of soda and then opening the lid. Whether the volcano or the drink erupts dramatically or slowly loses its gas depends on the interplay of bubble growth and gas loss.

Full story at Futurity.

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