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.

  • Coconut palms against the night sky in Tongatapu

    Island Climate Update

    Publication series
    A monthly summary of the climate in the tropical South Pacific islands, with an outlook for the coming months.
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    Summer Series 7: Beware! The golden triangle of the bronze whaler

    News article
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    Summer Series 5: Paua is a summer delicacy. Dig deep for the blackfoot sea snail!

    News article
  • High Performance Computing Facility

    Facility
    The High Performance Computing Facility (HPCF) is supercharging New Zealand science.
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    Mean daily global radiation (Mj/sq m)

    These datasets are available in a range of formats.
  • Water abstraction and agriculture

    How do agricultural activities potentially influence water flows?
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    Tuna - customary fisheries

    Māori have an extensive knowledge of the ecology of freshwater eels, and have maintained their customary fisheries for several centuries.
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    Exploration sector

    Hydrocarbons, although requiring increasingly responsible use, are still an essential part of our modern economy. NIWA has provided survey and consultancy services related to the exploration of offshore mineral resources for thirty years.
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    Proud of your plants? 1 June 2017

    News article
    NIWA is doing a nationwide study to discover what makes the best riparian projects. Help us give you the knowledge to make the best riparian management decisions possible by taking our 5 minute survey.
  • New database sheds light on prehistoric tsunamis affecting New Zealand

    Media release
    The scientific records of palaeotsunamis to have affected New Zealand shores can now be accessed in a new one-stop information shop.
  • Splendid Sponges (Intertidal)

    An interactive guide to the intertidal sponges of New Zealand.
  • Mangroves: to clear or not to clear?

    Media release
    NIWA scientists have written a guide for managing mangroves, prompted by a desire for people to learn more about mangrove ecosystems, and what happens when they are removed.