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Why Hawaii’s volcanoes go back & forth

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A deep connection about 50 miles underground can explain the enigmatic behavior of two of Earth’s most notable volcanoes, Hawaii’s Mauna Loa and Kilauea.

The Rice University research offers the first plausible model that can explain both the opposing long-term eruptive patterns at Mauna Loa and Kilauea—when one is active the other is quiet—as well as the episode in 2003-2007 when GPS records showed that each bulged notably due to the pressure of rising magma.

Full story at Futurity.

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Photo credit: US Geological Survey

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