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

About NIWA

  • Wellington South Coast

    Hazards Flagship

    Improved hazard and risk information and forecasts to enhance the resilience of New Zealand communities.
  • Royal albatross

    Healthy Oceans Flagship

    Understanding the future of marine ecosystems in a changing environment, for sustainable fisheries and marine ecosystem health.
  • Poor Knights Islands with kelp and diver

    Future Oceans Flagship

    Understanding ocean change and its role driving New Zealand and Pacific climate, to enable effective responses to climate change.
  • Lake Heron

    Healthy Freshwater Flagship

    Understanding the future of freshwater ecosystems in a changing environment, for improved ecosystem health and water quality.
  • Irrigation

    Future Freshwater Flagship

    Predicting New Zealand’s future water flows for better water management and planning to support water security.
  • Dr Penny Smale and Mike Kotkamp prepare an ozonesonde balloon at Lauder

    Changing Atmosphere Flagship

    Documenting our changing atmosphere to calibrate satellite earth observations and for better greenhouse gas mitigation.
  • Wellington from Brooklyn Hill

    Future Climate Flagship

    Better predictions of climate and climate impacts from weeks to decades enabling New Zealand and the Pacific to thrive and prosper under a changing climate.
  • Mountains to the sea - Rangitata River - H Biggs

    Science sector reforms

    Recent updates to the science sector reforms that affect NIWA.
  • Godley River

    NIWA – Business as Usual through science sector reforms

    News article
    The Government has announced plans to reform the science, innovation and technology system, changing the shape and structure of Crown Research Institutes, including NIWA.
  • NIWA-HalfYear-Report-to-31-December-2024-cover

    Half Yearly Report 2024

    Read NIWA's Half Yearly Report 2024
  • Half Yearly Report 2023 cover

    Half Yearly Report 2023

    Read NIWA's Half Yearly Report 2023
  • NIWA Year in Review 2024

    Annual Report 2024

    NIWA Annual Report 2024