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Science
David Dempsey, Senior lecturer, University of Canterbury

New research detects pre-eruption warning signals at Whakaari White Island and other active volcanoes

Phil Walter/Getty Images

Scientifically and emotively, we think every volcano has its own “personality”. However, we’ve discovered that volcanoes share behaviour traits – and this could form the basis for an eruption warning system.

Whakaari White Island, a picturesque volcanic island in the Bay of Plenty, was a tourist magnet, with its alien landscape and spectacular hydrothermal features. This idyll was shattered on December 9 2019 when high-pressure steam and gas exploded, concentrating in a deadly surge of hot ash down its main access valley. Of the 47 guides and tourists present, 22 died while many others suffered horrific burns.

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