Atmospheric analysis

NIWA has been using advanced scientific instruments to measure atmospheric trace gases and isotopes for over 50 years.

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    Impacts of wood processing

    Impacts of timber processing activities on water quality and mahinga kai.
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    Tuna - life cycle and leptocephalii

    Freshwater eels have an unusual life cycle which sees them travelling between the ocean, estuaries and freshwaters.
  • Squid Christmas 2023

    Tertiary institutions we work with

    Opportunities for students
  • Tonga volcano “afterglow” causes dazzling skies in Antarctica

    Media release
    Antarctica is experiencing stunning skyscapes like those recently seen in New Zealand, thanks to the afterglow effect from the Tongan volcano.
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    Climate summaries

    Education Resource
    In this climate education resource, you can download this climate summary in a range of formats.
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    River Environment Classification

    The River Environment Classification (REC) is a database of catchment spatial attributes, summarised for every segment in New Zealand's network of rivers.
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    West Coast

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    Map E South

    Education Resource
    The climate of this zone is greatly dependent on the lie of the massive Southern Alps to the west.
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    Extreme weather - heavy rainfall

    Education Resource
    Heavy rainfall is one of the most frequent and widespread severe weather hazards to affect New Zealand.
  • Atlantis ecosystem model

    Atlantis is a 3D, spatially-explicit, trophodynamic ecosystem model that integrates biology, physics, chemistry and human impacts to provide a synoptic view of marine ecosystem function.
  • Water abstraction and agriculture

    How do agricultural activities potentially influence water flows?
  • Tangaroa new logo

    RV Tangaroa

    Facility
    RV Tangaroa is New Zealand’s only ice strengthened and dynamically positioned deep-water research vessel.