Our Changing World

Stories about science and nature from out in the field and inside the labs across Aotearoa New Zealand.Winner 2022 New Zealand Radio Awards Best Factual Podcast - Episodic

July 20th, 2022•27:02

Why the Tongan volcano triggered a worldwide tsunami

The eruption of Hunga Tonga Hunga Ha'apai in January triggered a tsunami of unprecedented proportions, impacting the entire Pacific. How did this volcanic eruption lead to a tsunami detected across the globe, including as far away as the Mediterranean? Science communicator Ellen Rykers speaks to the scientists unravelling the secrets of this rare phenomenon.

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