Pacific hazards

Researchers created national sea-level risk profiles for populations, buildings, croplands & infrastructure under present & future climate scenarios.

The 2022 Tonga volcanic eruption triggered the fastest underwater flow ever recorded.

Prior to 15 January, Hunga Tonga-Hunga Ha'apai was a little-known undersea South Pacific volcano with a long name. Within 24 hours, it  was a global phenomenon – the site of the largest atmospheric explosion in almost 150 years. Jessica Rowley looks at why a remote Tongan volcano took the world by storm.

A New Zealand-led team has completed the fullest investigation to date into January’s eruption of the underwater Tongan volcano.

New findings from the record-breaking Tongan volcanic eruption are “surprising and unexpected."

NIWA and The Nippon Foundation are undertaking a mission to discover the undersea impacts of the recent Tongan volcanic eruption.

NIWA has completed a project that aims to help build community resilience against flooding in the Bumbu River and contribute to improving Papua New Guinea’s disaster preparedness in the face of increasing climate-related disasters.

Tofa Tafili Popese Leaana recounts living through a cyclone in the Samoan village of Sa'anapu.

The coastal Samoan village of Sa'anapu has been ravaged by cyclones and tsunamis in recent years. Now, plans are being developed to improve the community's resilience to natural disasters.