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.

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    Water Level Instruments

    There are different types of instrument available for measuring water level.
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    Tuna - life cycle and leptocephalii

    Freshwater eels have an unusual life cycle which sees them travelling between the ocean, estuaries and freshwaters.
  • Science

    An overview of Science at NIWA
  • Raglan B, Cam-era monitoring site

    Raglan B

    Raglan B Cam-era station
  • 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.
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    Obtaining climate data from NIWA

    NIWA maintains the national climate database for New Zealand, and can supply data in a variety of ways.
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    The Intergovernmental Panel on Climate Change (IPCC)

    Education Resource
    The Intergovernmental Panel on Climate Change (IPCC) is charged with assessing the most up to date scientific, technical and socio-economic research on climate change.
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    NZ from Space - About

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    NIWA staff profile: Nava Fedaeff

    Feature story
    At the age of seven, NIWA’s youngest climate scientist, Nava Fedaeff, swapped sub-arctic Siberia for balmy Auckland – and her first job was to learn to swim.
  • What is Kaitiaki Tools?

    Kaitiaki Tools is a guide to teach people (especially hapū and iwi groups) who manage the resource consent process.
  • Mining

    Mining is the extraction of metal and mineral resources, such as gold, coal, petroleum, and ironsand