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.

  • High Performance Computing Facility

    Facility
    The High Performance Computing Facility (HPCF) is supercharging New Zealand science.
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    Mean daily global radiation (Mj/sq m)

    These datasets are available in a range of formats.
  • Careers - FAQs

    A list of some of the questions we get asked most frequently. If you don't see your question answered here, please get in touch.
  • Farming and the primary sector

    Farmers are making business decisions everyday which are influenced by environmental factors. We can help farmers to improve decision-making, mitigate farm environment risk, and to become more productive, efficient, competitive and sustainable.
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    Summer Series 10: Super snapper! Delicious!

    News article
  • 2019/2020 Blake Ambassadors

    Internships

     
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    Tornadoes - how frequently do they hit New Zealand?

    News article
    Tornadoes, like the one that hit Auckland's western suburbs today, are relatively rare events in New Zealand.
  • SHMAK

    Stream Health Monitoring and Assessment Kit

    Service
    How healthy is your stream? SHMAK - the New Zealand Stream Health Monitoring and Assessment Kit - has been designed to help you find out.
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    Toitoi

    One of the most common species of freshwater fish in Aotearoa is the common bully or toitoi.
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    Impacts of water dams

    What are the impacts of water dams on water quality and mahinga kai?
  • Multibeam, seabed mapping, swath, Tangaroa

    Multibeam swath system

    Hull-mounted on the RV Tangaroa, the EM302 multibeam echosounder maps the seafloor using a fan of 288 acoustic beams, producing up to 864 soundings per ping in dual swath mode, providing 100% coverage of the seabed.