Atmospheric analysis

NIWA has been using advanced scientific instruments to measure atmospheric trace gases and isotopes for over 50 years.

  • 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.
  • El Niño maps and charts

    View a collection of maps showing the impact of past El Niño and La Niña events.
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    New Zealand bathymetry - Further information

    Technical information about our datasets and methodology along with related resources.
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    New Zealand rushes (Juncus): factsheets and key

    New Zealand rushes (Juncus): species-level factsheets.
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    Educational Resources

    Education Resource
    Providing educational resources to school students and teachers is part of NIWA's commitment to helping young New Zealanders discover more about science and technology.
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    Map E North

    Education Resource
    Sheltered by high country to the west, the eastern zone of the North Island enjoys a dry, sunny climate.
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    Droughts

    Generally speaking, a drought is defined as a rainfall deficit which restricts or prevents a human activity – for example, farming or power generation.
  • Climate change scenarios for New Zealand

    Research Project
    Projections of how climate change is likely to affect New Zealand.
  • Critter of the week

    In this blog series, we feature a new critter from our expansive invertebrate collection including pictures of specimens in their unique habitat. The blogs also feature news, links and fun facts that showcase New Zealand’s fascinating marine fauna.
  • Wastewater Treatment

    Wastewater treatment is the separation and extraction of solid waste from liquid waste, and the removal of nutrients and pathogens.