Fountains of lava from Hawaii’s Kilauea volcano are dramatic, but the most deadly impacts of volcanic eruptions are toxic gases and ash and mud flows.
Articles on Mount St Helens
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How do scientists predict volcanic eruptions? To do so with accuracy, they need to know the individual volcano and its history very well.
Thirty five years after the devastating eruption of Mount St Helens, a volcanologist looks back on how it unfolded – and how it forever changed our understanding of how volcanoes work.


