New research led by Earth Sciences New Zealand reveals that more than 750,000 New Zealanders live in locations exposed to flooding from one-in-100-year rainfall flooding events. And this number could ...

A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits ...

A New Zealand-led team has completed the fullest investigation to date into January’s eruption of the underwater Tongan volcano. Hunga-Tonga Hunga-Ha'apai (HT-HH) emitted the biggest atmospheric ...

A new NIWA-led study has found that climate change increased the amount of total rainfall during Cyclone Gabrielle by 10%. This additional rain fell during the most intense parts of the storm, ...

A huge global study has used teabags to measure carbon storage in wetlands. Scientists, including those from NIWA, buried 19,000 bags of tea in 180 wetlands across 28 countries. This included three ...

January was Auckland's wettest month since records began, according to meteorologists. The Central Auckland Rainfall series recorded a total of 539 mm of rain at Albert Park, smashing the previous ...

Two reports released today by NIWA and the Deep South National Science Challenge reveal new information about how many New Zealanders, how many buildings and how much infrastructure could be affected ...

A chance discovery off the Gisborne coast five years ago is prompting a NIWA scientist to find out more about the link between a field of methane seeps bubbling out of the sea floor and submarine ...

Stories of tremendous forest fires, huge storm events, and suffocating heatwaves have dominated headlines over the past few years. We instinctively feel that our weather is getting wilder. Are we ...

New maps from NIWA and the Deep South National Science Challenge show areas across Aotearoa New Zealand that could be inundated by extreme coastal flooding. They show a large storm-tide with the ...

Long-term protection of Otago’s coastal habitats took a step closer to reality after more than 100 marine Significant Ecological Areas (SEA) were identified as part of a research project led by NIWA.

NIWA scientists have seen substantial changes in the ocean to the east of New Zealand, with possible impacts for important fisheries. Since 2006, strong, full-depth ocean warming has occurred south of ...