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.

  • Summer Series week 1: NIWA's year of science

    Media release
    A year is a short time in science but a lot happened in 2016. NIWA highlights its top scientific endeavours of the past 12 months.
  • Bountiful Bryozoans

    News article
    A new fully illustrated electronic identification guide, Bountiful Bryozoans, has just been released to help people identify this group of marine creatures in the wild.
  • Citizen science monitoring of water a win-win, research shows

    Media release
    New research has revealed that citizen science monitoring of water is a win-win for scientists and volunteers—one gains access to new data, and the other the skills and confidence to become involved in discussions over what is happening to their streams.
  • Tangaroa TAN1613 Voyage

    2016 - Hikurangi subduction and slips

    Voyage
    Tangaroa TAN1613 Voyage Report
  • Hotspot Watch for 8 December 2016

    Hotspot
    A weekly update describing soil moisture anomalies across the country.
  • Bountiful Bryozoans

    An interactive guide to the bryozoans of New Zealand
  • NIWA's Hotspot Watch for 1 December 2016

    Hotspot
    A weekly update for Thursday 1 December 2016 - describing soil moisture across the country to help assess whether severely to extremely dry conditions are occurring or imminent.
  • Interpreting Seasonal Climate Outlooks

    Interpreting Seasonal Climate Outlooks
  • Public help sought for fish research

    Media release
    NIWA scientists are asking for help from people who have had a long association with East Northland, Hauraki Gulf or Marlborough Sounds.
  • NIWA's Hotspot Watch for 24 Nov 2016

    Hotspot
    A weekly update describing soil moisture across the country to help assess whether severely to extremely dry conditions are occurring or imminent.
  • Hottest November temperature in 15 years

    News article
    The hottest November temperature in New Zealand in at least the last 15 years occurred yesterday, when Gisborne reached a sizzling 34.8°C at 4.00 pm.