Atmospheric analysis

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

  • Dramatic changes in New Zealand river flows, research finds

    Media release
    River flows in New Zealand have changed dramatically over the past 50 to 90 years as the climate has varied, a new study has found.
  • Hotspot Watch 17 March 2023

    Hotspot
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought.
  • Pacific banner image

    Pacific

    NIWA’s environmental science helps contribute to sustainable development in the Asia-Pacific region.
  • Huka Falls

    Half of NZ’s rivers blocked for migratory fish

    Media release
    Nearly half of New Zealand’s river network is partially or fully inaccessible to migratory fish, a new study shows.
  • Hotspot Watch 10 March 2023

    Hotspot
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought.
  • NIWA's Historic Weather Events website

    Media release
    Our official statement in response to Ian Wishart's report about NIWA's Historic Weather Events Catalogue website.
  • Online atlas provides understanding of marine life and habitats

    Media release
    Researchers have developed New Zealand’s most comprehensive online atlas, providing an overview of nearly 600 marine species, to guide management and conservation of the country’s unique seafloor communities.
  • Climate and weather banner image

    Climate & Weather

    Understanding our variable and changing climate is critical for managing resources and reducing risks.
  • Mangrove on Athenree Estuary

    Preparing coastal communities for change

    News article
    Our coastline is changing as sea levels rise. Lawrence Gullery looks at a five-year research programme designed to help communities with tough decisions ahead.
  • tuna

    Cultural Keystone Species

    Freshwater Cultural Keystone (Taonga) Species such as tuna, kōura and kāeo/kākahi are central to the identity and wellbeing of many Māori communities throughout Āotearoa. For generations, these species have sustained communities and been vital in the transfer of customary practices and knowledge from one generation to the next.
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    Our Partners and Funders

    NIWA has working relationships with hundreds of organisations in New Zealand and overseas. Most of NIWA’s revenue is from contestable research funding and commercial consultancy work.
  • 2022 Half Yearly Report

    Read NIWA's 2022 Half Year Report.