Hazard map, produced in 2011, showing the extent of a worst-case scenario volcano-tsunami, where the lake water is displaced, causing large waves to slosh back and forth. Credit: PHIVOLCS

Hazard map, produced in 2011, showing the extent of a worst-case scenario volcano-tsunami, where the lake water is displaced, causing large waves to slosh back and forth. Credit: PHIVOLCS

Hazard map, produced in 2011, showing the extent of a worst-case scenario volcano-tsunami, where the lake water is displaced, causing large waves to slosh back and forth. Credit: PHIVOLCS

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Alka Tripathy-Lang, PhD

Alka Tripathy-Lang is a freelance science writer based in Chandler, Arizona, and holds a Ph.D. in geoscience.
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