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.

  • 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.
  • (no image provided)

    Mean daily global radiation (Mj/sq m)

    These datasets are available in a range of formats.
  • 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.
  • 2019/2020 Blake Ambassadors

    Internships

     
  • 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.
  • (no image provided)

    Toitoi

    One of the most common species of freshwater fish in Aotearoa is the common bully or toitoi.
  • (no image provided)

    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.
  • (no image provided)

    Summer Series 10: Super snapper! Delicious!

    News article
  • (no image provided)

    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.
  • Estuary origins

    In comparison to the vast span of geological time, the estuaries that we see today are very recent coastal features.