The Tonga eruption has blanketed swathes of the Pacific nation's islands in volcanic ash.
Experts in New Zealand are taking note, to see what they can learn about the risks in Aotearoa.
The Auckland Volcanic Field has been of particular interest in recent years, and Taranaki, Ruapehu and Whakaari are also of concern.
EQC's Chief Resilience and Research Officer Dr Jo Horrocks, who is also a volcanologist, talks to Sarah Robson.
