On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

  • Education and information

    Education Resource
    Explore our education and information section to find out about climate and climate change, weather, our atmosphere, estuaries and more.
  • Products

    Service
    Here is our complete range of products.
  • Winter 2020 – NZ’s warmest winter on record

    Media release
    New Zealand has just experienced its warmest winter on record, according to official NIWA climate data.
  • “Very rare find” of ghost shark hatchling

    Media release
    NIWA scientists have made the rare discovery of a days-old ghost shark during a recent survey off the east coast of the South Island.
  • Deidre Cleland

    Scholarships

    Scholarships available to both Masters and undergraduate students in the fields of fisheries science and marine biology.
  • Daily climate maps

    These climate maps are updated daily and are based on data from our National Climate Database.
  • Wood processing

    Trees are grown and converted into a range of useful timber and paper products.
  • Emperor penguin foraging behaviour revealed

    Media release
    An unavoidable delay in a research ship’s voyage to Antarctica resulted in some surprising and important findings about the behaviour of emperor penguins.
  • 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.
  • (no image provided)

    CASAL

    CASAL is an advanced software package developed by NIWA for fish stock assessment.
  • (no image provided)

    Summer Series Week 4: Know your shells

    News article
    If you're collecting sea shells at the beach this summer and wondering what they are, NIWA is here to help.