Atmospheric analysis

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

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    Mean relative humidity

    You can download these summaries in a range of formats.
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    Tuna - freshwater eels in New Zealand

    Tuna is a generic Māori word for freshwater eels. The word will be used interchangeably in this resource.
  • Regional climatologies

    A regional climatology is a summary of the typical weather and climate of a region, based on historical data observations made at climate stations located within the region.
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    Tau kōura sample collection and processing protocol

    Tau kōura is a traditional Māori fishing method commonly used to harvest kōura or freshwater crayfish in areas where they are abundant.
  • Nava Fedaeff presenting to Te One school.

    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.
  • Shifting Sands – the end of a Kiwi dream

    Feature story
    The Kiwi dream of owning a beachfront property with panoramic views of the ocean is under threat—and not just for financial reasons.
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    Software tools

    NIWA develops and supplies custom software for environmental analysis and modelling.
  • The process

    The process of coming to work with us has five steps: applying, a phone interview, a face to face interview, background checks, and an offer.
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    Snapper life cycle

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    Wellington

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    Temperature changes

    Temperature affects the number and type of animals and plants that live in a waterway.