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.

  • Science

    An overview of Science at NIWA
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    Sediment and forestry

    How may forestry activities increase sediments in waterways?
  • 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.
  • Lesson 9: Ngā Tohu o te Taiao – Māori environmental indicators

    Education Resource
    This lesson will explore the use of Māori environmental indicators [tohu] to anticipate local weather and climate conditions.
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    Climate stations and instruments

    We can supply a wide range of weather or climate monitoring instruments from single parameter sensors to fully equipped and installed climate stations.
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    Our management

    NIWA is managed by an Executive Team reporting to the Chief Executive Officer. Science and operational matters are handled by two sub-groups.
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    Banded kōkopu

    Banded kōkopu juveniles are very good climbers and will try to escape from buckets by clinging to and wriggling up the sides.
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    Mining activities

    A range of different mining techniques have been developed to obtain these valuable resources
  • Questions and answers about oyster disease Bonamia ostreae

    Media release
    NIWA is today issuing some scientific information on the parasite Bonamia ostreae, recently discovered in Big Glory Bay, Stewart Island, and the risk it poses to the Bluff oyster fishery.
  • Fire in the ocean

    Annual reports

    Digital copies of all our annual reports published since 2011.
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    Using trigonometric functions to model climate

    Education Resource
    Your task is to create a model of the data to predict the times during the year that a location would be pleasant to visit
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    Al Brown's Hapuku Recipe

    Al Brown is an award-winning chef, co-owner of Wellington’s Logan Brown restaurant, television presenter on Hunger for the Wild, writer, and fisherman.