Our Changing World: Analysing ash and studying Vanuatu’s volcanoes (opens original article in a new tab)

Researchers analyze volcanic ash and gas samples from New Zealand and Vanuatu to understand eruption hazards and chemical impacts.

• Dr Jenni Hopkins studies volcanic ash samples to analyze hazardous elements like fluorine and arsenic.
• The Tephra New Zealand database contains ash samples from eruptions spanning millions of years.
• Dr Ian Schipper's Waka Lab project uses traditional waka vessels to collect gas samples from active Pacific volcanoes.