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.

  • New Zealand joins global seabed mapping initiative

    News article
    New Zealand joins global seabed mapping initiative
  • NIWA invests $18 million  in New Zealand’s future

    Media release
    NIWA is placing the future of New Zealanders at the heart of its operation by investing in new supercomputers that will significantly enhance scientists’ abilities to solve crucial issues facing the country.
  • Scientists eavesdrop on endangered dolphins

    News article
    The critically endangered Māui dolphin is getting a helping hand from scientists this month who are beginning a year-long research project to listen in on them.
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    Resources

    Understanding climate and climate change.
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    Mitigation and best practice options

    Some simple steps to minimise the effects of wastewater on water quality and mahinga kai.
  • Common hydrological terms

    Education Resource
    Descriptions of the common terms that explain the processes that occur in hydrology.
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    How deep is the snow at your place?

    Measurements of snowfall at low elevations around New Zealand are few and far between, and yet the data would be really helpful in understanding how snowfall occurs and quantifying snow-related risks.
  • Canterbury

    All aspects of the climate of Canterbury are dominated by the influence of the Southern Alps on the prevailing westerly airflows.
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    Summer Series 6: Nippy creatures that share your swim

    News article
  • Raglan B, Cam-era monitoring site

    Raglan B

    Raglan B Cam-era station
  • Understanding and predicting floods and their impacts

    Feature story
    Floods are not unusual in New Zealand, but those that hit us early this winter broke records. Why did they occur? Should we expect more? Can we predict future floods?
  • Water abstraction and agriculture

    How do agricultural activities potentially influence water flows?