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.

  • Wood processing

    Trees are grown and converted into a range of useful timber and paper products.
  • Work-life balance

    We recognise that there's so much more to life than just work!
  • 2014 UV Workshop

    Presented papers, arranged by workshop programme.
  • Drought Indicator Maps

    Up-to-date drought indicator maps are shown here.
  • New Zealand Drought Monitor

    Service
    The New Zealand Drought Monitor is a system for keeping track of drought conditions across New Zealand based on a standardised climate index.
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    CASAL

    CASAL is an advanced software package developed by NIWA for fish stock assessment.
  • Huka Falls

    Our mission

    NIWA's mission is to conduct leading environmental science to enable the sustainable management of natural resources for New Zealand and the planet.
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    Mean monthly temperatures (°C)

    These datasets are available in a range of formats.
  • Q&A - Bloomin' algae!

    Feature story
    A hot and steamy summer saw Kiwis heading down to rivers and lakes to cool off. But they weren’t the only ones enjoying the warmer weather – algae had a great time too.
  • Assessment of crop and tree species growing potential using climate, soil and topographic information

    Research Project
    This project demonstrates how to assess high value alternative land-use options by means of a quantitative analysis of the growing potential of selected niche crops and tree species.
  • Deidre Cleland

    Scholarships

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