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On the search for invaders
Media release24 March 2023Deep beneath Waitomo’s rolling hills lies a maze of caves and underground rivers. Here, NIWA researchers braved the dark waters to measure the current and hunt for fishy invaders under the twinkle of the cave’s magical glowworms. -
Dramatic changes in New Zealand river flows, research finds
Media release23 March 2023River flows in New Zealand have changed dramatically over the past 50 to 90 years as the climate has varied, a new study has found. -
Hotspot Watch 17 March 2023
Hotspot17 March 2023A 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 are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought. -
Half of NZ’s rivers blocked for migratory fish
Media release12 March 2023Nearly half of New Zealand’s river network is partially or fully inaccessible to migratory fish, a new study shows. -
Hotspot Watch 10 March 2023
Hotspot10 March 2023A 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 are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought. -
NIWA's Historic Weather Events website
Media release10 March 2023Our official statement in response to Ian Wishart's report about NIWA's Historic Weather Events Catalogue website. -
Online atlas provides understanding of marine life and habitats
Media release09 March 2023Researchers have developed New Zealand’s most comprehensive online atlas, providing an overview of nearly 600 marine species, to guide management and conservation of the country’s unique seafloor communities. -
Preparing coastal communities for change
News article08 March 2023Our coastline is changing as sea levels rise. Lawrence Gullery looks at a five-year research programme designed to help communities with tough decisions ahead. -
In numbers: New Zealand’s wild summer weather
Media release03 March 2023It has been a summer to remember, but not in a good way. -
Hotspot Watch 2 March 2023
Hotspot02 March 2023A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. -
Hotspot Watch 24 February 2023
Hotspot24 February 2023A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. -
Record low sea ice levels mixed bag for Antarctic voyage
Media release23 February 2023Scientists from the National Institute of Water and Atmospheric Research (NIWA) have returned from a six-week voyage to Antarctica.