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.

  • "Now or never": fight against invasive clam gets critical boost

    Media release
    NIWA has been awarded $10.2m to investigate an invasive clam that was only recently discovered in New Zealand waters.
  • Cyclone Gabrielle - Hawke's Bay

    Cyclone Gabrielle was intensified by human-induced global warming

    Media release
    A new NIWA-led study has found that climate change increased the amount of total rainfall during Cyclone Gabrielle by 10%.
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    DataHub Commercial (Restricted) Licence - General Terms

    DataHub Commercial (Restricted) Use Licence - General Terms
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    DataHub Non-Commercial Use Licence – General Terms

    DataHub Non-Commercial Use Licence – General Terms
  • NIWA can help you leverage updated climate projections

    Service
    NIWA is using updated climate projections to help New Zealanders better understand climate-related risks.
  • Kaharoa II

    New vessel to study undersea in the Hauraki Gulf

    News article
    NIWA’s new research vessel, Kaharoa II, will be in the Hauraki Gulf Marine Park/ Ko te Pataka kai o Tīkapa Moana Te Moananui-ā-Toi over the next three weeks, filming underwater habitats.
  • Kaharoa II christening

    Cutting-edge research vessel arrives in Wellington

    Media release
    NIWA’s brand-new research vessel, Kaharoa II, was officially christened by Minister Judith Collins today. 
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    NIWA Non Commercial Licence

    NIWA Non Commercial Licence
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    Terms of Use

    NIWA Terms of Use
  • Kingfish in the recirculating aquaculture system at the Northland Marine Research Centre.

    Kingfish – the new species for New Zealand aquaculture

    Media release
    Commercial-scale production of kingfish - a high-value, white-fleshed finfish to complement salmon - is now a reality in New Zealand. 
  • Supercomputing for the nation - NIWA’s new $20 million supercomputer

    Media release
    A $20 million investment in NIWA’s world-leading climate, marine and freshwater science and advanced technologies.
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    Fish Passage Assessment Tool

    Software Tool/Resource
    An easy-to-use system for recording instream structures and assessing their likely impact on fish movements and river connectivity.