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.

  • Biogas from pig farms

    Research Project
    Biogas from pig farms
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    Submerged macrophytes

    Find out more about submerged aquatic plant species.
  • 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.
  • NIWA Instrument Systems

    Instrument Systems is a specialised technology-focused consulting group within NIWA.
  • 2019/2020 Blake Ambassadors

    Internships

     
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    What are whitebait?

    Whitebait are the juveniles of five species of galaxiidae, a family of fish confined to the Southern Hemisphere.
  • Chemical contamination

    Chemical contaminants are chemicals toxic to plants and animals in waterways.
  • Estuary origins

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

    How may agricultural activities impact riparian vegetation around a waterway?
  • Al Brown - How to Cook Hapuku