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 meat and dairy processing activities on water quality and mahinga kai.
  • Energy

    The energy industry provides power to households, businesses, transport, and industry.
  • Aquaculture and customary fisheries

    Aquaculture and customary fisheries farm and harvest freshwater and saltwater fish and shellfish.
  • Meat and dairy processing

    Meat and dairy processing factories manufacture products for local and international markets.
  • Further reading

    References, further reading, and links to useful websites
  • Mitigation and best practice options

    Simple steps to minimise the effects on water quality and mahinga kai.
  • Tidal energy optimisation

    Research Project
    Understanding the complexity of tidal resources in New Zealand’s coastal waters and examining how extracting tidal energy would influence and be influenced by this variability.
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    Mitigation

    Options to minimise the effects of water abstraction activities on water quality and mahinga kai.
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    Mitigation and best practice options

    Some simple steps to minimise the effects of urbanisation on water quality and mahinga kai.
  • Impacts of urbanisation

    Impacts of urbanisation on water quality and mahinga kai.
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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.