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.

  • ARGO - measuring salinity and temperature across the oceans 5 April 2017

    Since the early 2000s, NIWA has been part of the international Argo programme. Argo floats take the pulse of the oceans, collecting and distributing temperature and salinity observations from a global network of more than 3700 underwater robots.
  • NIWA partners with Sir Peter Blake Trust to benefit young New Zealanders

    News article
    NIWA has signed a major new sponsorship agreement with the Sir Peter Blake Trust.
     
  • Tropical Torrent takes aim at New Zealand

    Media release
    After thrashing Australia, what’s left of ex-Tropical Cyclone Debbie is forecast to slowly move across the Tasman Sea over the weekend and soak New Zealand next week.
  • NIWA's Hotspot Watch for 30 March 2017

    Hotspot
    The final weekly update for the 2016-17 summer describing soil moisture across the country to help assess whether severely to extremely dry conditions are occurring or imminent.
  • International fisheries scientists meeting in Nelson

    Media release
    Scientists from around the globe are meeting in Nelson next week to discuss the latest advances in fisheries technology.
  • Acoustic recordings of rare whale species in Cook Strait

  • Unique research records rare whale species in Cook Strait

    Media release
    The sounds of whales and dolphins rarely seen in New Zealand waters have been recorded by a NIWA scientist in a pioneering underwater sound project.
  • NIWA launches New Zealand Drought Index - a one-stop drought monitor

    Media release
    A new tool to monitor drought conditions across New Zealand has been launched today by NIWA.
  • NIWA research vessel surveying fish in Tasman and Golden Bays

    Media release
    Boaties in Tasman and Golden Bays are likely to notice a larger than usual vessel working close to shore over the next few days.
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    Copyright and Conditions of NIWA Data Access and Use

  • Modelling vegetation-impacted morphodynamics in braided rivers

    NIWA is developing numerical models for predicting how the morphology of braided rivers responds to flow regulation and invasive exotic woody vegetation.
  • Modelling vegetation-impacted morphodynamics in braided rivers

    Research Project
    NIWA is developing numerical models for predicting how the morphology of braided rivers responds to flow regulation and invasive exotic woody vegetation.