The University of Queensland-led group says it cannot gather venom from vampire bats in the field because drug traffickers have moved into the area.
GNS Science said about $60m of international funding has been secured to study the subduction zone just off New Zealand's east coast.
The diary and maps of a 19th century geologist has enabled NIWA scientists to confirm the former site of the terraces.
The Government says there's a critical need for a surge of investment in research that'll generate long-term solutions to the spread of the two diseases.
Natalie Richards was passing through with her mum yesterday when they noticed the phenomena in the sky, saying it was slowing changing colour for about 15 minutes.