On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

  • Soil moisture anomaly map (mm) at 9am on 14 December 2023

    Hotspot Watch 15 December 2023

    Hotspot
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.
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    LakeSPI reporting site

    LakeSPI reporting site
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    NIWA Invertebrate Collection Database on OBIS

    NIWA Invertebrate Collection database on OBIS
  • Hotspot Watch 8 December 2023

    Hotspot
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.
  • NIWA Year in Review cover

    2023 Year in Review

    Read NIWA's 2023 Year in Review.
  • Learning Support #4: Applying the learning - reimagining the town’s response

    Education Resource
    Rethinking the way we adapt to climate change and flooding.
  • Learning support #3: Climate change and floods - values, perspectives and decision-making

    Education Resource
    How does exploring different perspectives shape the decisions that are made about how we adapt to climate change?
  • Comprehensive eruption study highlights need for further work

    Media release
    A new study has comprehensively mapped the immediate after effects of the January 2022 eruption of Hunga Tonga - Hunga Ha’apai, highlighting the risks of similar events.
  • Hotspot Watch 30 November 2023

    Hotspot
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.
  • Assessing post-cyclone air quality across Tairāwhiti and Hawke’s Bay

    Assessing post-cyclone air quality across Tairāwhiti and Hawke’s Bay

    The vast quantities of silt deposited by flooding have resulted in high levels of silt dust in the air across Tairāwhiti and Hawke’s Bay.
  • Hotspot Watch 23 November 2023

    Hotspot
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.
  • Hotspot Watch 17 November 2023

    Hotspot
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.