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.

  • (no image provided)

    What are greenhouse gases?

    Greenhouse gases are atmospheric gases that intercept long-wave (mainly infrared) radiation emitted from the Earth's surface.
  • (no image provided)

    How cold is the Antarctic?

    Write a report, with guided questions, to answer the question: “How cold is the Antarctic?”
  • Special Climate Statement 2017-18 Summer

    Sea surface temperatures in the southern Tasman Sea rose to exceptionally high levels in late 2017 and early 2018. These temperatures were far above any others previously observed at that time of year in the region, and extended west from New Zealand to Tasmania and mainland southeast Australia.
  • SolarView help

    This calculator estimates the solar energy that can be collected by a solar capture device (solar panel) at a given address, panel direction and roof slope.
  • (no image provided)

    Inanga

    Inanga are the predominant species in the modern whitebait fishery.
  • Chemical contamination and wastewater

    What are the potential sources of chemical contaminants in wastewaters?
  • (no image provided)

    Impacts of wood processing

    Impacts of timber processing activities on water quality and mahinga kai.
  • (no image provided)

    What is the chance of a warm summer in Invercargill?

    In this activity you will analyse the Southern Oscillation Index and investigate the chances of getting below normal, normal or above normal summer temperatures in Invercargill.
  • (no image provided)

    Map Chatham

    Education Resource
    Extremes of temperature are rare as the Chatham Islands are small land masses surrounded by sea.
  • (no image provided)

    Marine geological hazards

    Education Resource
    New Zealand faces a variety of hazards associated with undersea geological activity.
  • Glaciers don't lie

  • (no image provided)

    Resources and References

    Links to related resources and websites