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.

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    Mitigation and best practice options

    Some simple steps to minimise the effects of horticultural activities on water quality and mahinga kai are outlined below.
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    Impacts of horticultural activities

    Impacts of horticulture on water quality and mahinga kai.
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    Mitigation and best practice options

    Here are some simple steps to minimise the effects of forestry activities on water quality and mahinga kai.
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    Impacts of forestry activities

    Impacts of forestry activities on water quality and mahinga kai.
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    About the resource consent process

    Learn about the Resource Management Act, Resource Consents, and how to prepare a submission.
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    Impacts of agriculture

    How do agricultural activities impact water quality and mahinga kai?
  • Horticulture

    The horticulture industry cultivates fruits, vegetables, and flowers for the domestic and international export market.
  • Forestry

    Plantation forestry has become one of Aotearoa's largest natural resource industries.
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    Setting priorities for protecting rivers and streams

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    Modelling fish species

    We have drawn on new developments in statistical modelling based on machine learning to develop environment-based models describing the distributions of thirty native fish species.
  • What impacts interest you?

    Different land uses and point source discharges can cause a variety of environmental impacts on water quality and mahinga kai.
  • Water take, dam, and divert

    A resource consent is typically required when taking, damming, or diverting water.