On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

Atmospheric analysis

NIWA has been using advanced scientific instruments to measure atmospheric trace gases and isotopes for over 50 years.

  • Calculated risk

    Feature story
    Imagine if you could foresee what would happen to your home in a severe flood or tsunami, and then work out how to prevent or reduce the impact before any such event occurred.
  • Dairy turns the corner

    Feature story
    NIWA's Freshwater and Estuaries Chief Scientist Dr John Quinn believes the dairy industry has been responsive in the tools it has adopted to reduce its impact on waterways.
  • New Zealand joins global seabed mapping initiative

    News article
    New Zealand joins global seabed mapping initiative
  • NIWA invests $18 million  in New Zealand’s future

    Media release
    NIWA is placing the future of New Zealanders at the heart of its operation by investing in new supercomputers that will significantly enhance scientists’ abilities to solve crucial issues facing the country.
  • Scientists eavesdrop on endangered dolphins

    News article
    The critically endangered Māui dolphin is getting a helping hand from scientists this month who are beginning a year-long research project to listen in on them.
  • (no image provided)

    Map Chatham

    Education Resource
    Extremes of temperature are rare as the Chatham Islands are small land masses surrounded by sea.
  • (no image provided)

    Marine geological hazards

    Education Resource
    New Zealand faces a variety of hazards associated with undersea geological activity.
  • Southwest Pacific climate

    Our southwest Pacific research focuses on recent and historic climate and weather activity, including our involvement in ACRE Pacific data rescue.
  • (no image provided)

    Resources and References

    Links to related resources and websites
  • Azolla fulliculoides

    Free floating species

    Find out more about free floating species.
  • (no image provided)

    Tuna - maturation and identifying sex

    The sex of tuna is not determined genetically, as in some other organisms.
  • (no image provided)

    Nelson-Marlborough