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.

  • NELSON MAIL: Blue Lake a New Zealand treasure

    Media release
    Water in the Blue Lake is the clearest freshwater ever reported.
  • Oysters ahead: Bluff season begins

    Media release
    Each March, oyster lovers descend on the catch of Bluff’s best bivalves – a seasonal delicacy from one of the last remaining wild oyster fisheries on the planet.
  • Homeward bound

    Blog
    In his last update, NIWA project leader Dr Richard O’Driscoll talks about the challenging search for whales in foggy and icy conditions.
  • (no image provided)

    Underwater glider touches down in Wellington

    News article
    A state-of-the-art underwater research glider has been unveiled by NIWA scientists in Wellington.
  • Flood Warning for Nadi

    Serious flooding often causes major problems for those living near the Nadi river basin in Fiji.
  • Better Weather Forecasting for Fiji

    Anal Chandra from Fiji's Meteorological Service talks about collaborating with NIWA and creating a better network of weather stations across Fiji.
  • NIWA's Pacific Rim Operations

    Pacific Rim Manager Doug Ramsay gives an overview of NIWA's work in the Pacific.
  • The Big Flush

    Improvements in water supply throughout rural Fiji have created sanitation issues relating to greater volumes of waste water for disposal.
  • Water, Water Everywhere

    Over the last 50 years the atoll of South Tarawa, in Kiribati has experienced large increases in population.
  • Pod of Orcas visit RV Tangaroa

    NIWA research vessel Tangaroa, down in Antarctic waters, received some welcome visitors yesterday
  • Time lapse video of RV Tangaroa moving through icy Antarctic waters

    Watch NIWA's RV Tangaroa making its way through icy waters in the Ross Sea, Antarctica.
  • Antarctic trawl nets deep data

    NIWA scientists aboard RV Tangaroa have been trawling the central Ross Sea calculating the abundance of the prey species.