27 Aug 2019

Giant pumice raft in the Pacific Ocean

From Afternoons with Jesse Mulligan, 1:28 pm on 27 August 2019

A giant raft of pumice, thought to have originated near Tonga could potentially wash up on our shores. The nearly 60 square kilometre sized shelf has been reported by boaties and can be seen by satellite. GNS science volcanologist Brad Scott explains how it has formed.

The large raft of pumice off Tonga

Photo: NASA

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