Graham Leonard sampling thick ashfall in Ambae, Vanuatu in 2018, at the home of a local resident. Photo:
The plumes of ash that can accompany volcanic eruptions are spectacular, but often damaging, in multiple and surprising ways.
Most people think what comes out is like fire ash, but volcanic ash is something quite different.
GNS principal scientist Graham Leonard join us to talk about exactly what ash is, how it can affect the health of both humans and animals, and all the ways it can disrupt everyday life.
For everything about ash, and how to be ready here.
