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10 May 2023
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NIWA can help you leverage updated climate projections
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29 August 2024
NIWA is using updated climate projections to help New Zealanders better understand climate-related risks.
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Tonga eruption confirmed as largest ever recorded
Media release
21 November 2022
A New Zealand-led team has completed the fullest investigation to date into January’s eruption of the underwater Tongan volcano.
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Ross Sea “ACTUATE” Voyage 2025
RV Tangaroa voyage to the Ross Sea, the ship’s 16th voyage to Antarctica and Southern Ocean.
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06 February 2023
Downloadable and printable guides on identification of common freshwater invertebrates found in New Zealand waterways and lakes.
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Te Kūwaha Graduate Programme
19 January 2023
NIWA’s Te Kūwaha Graduate Internship programme has been established to help support and create tangible pathways for the next generation of Māori researchers.
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06 June 2017
A monthly summary of the climate in the tropical South Pacific islands, with an outlook for the coming months.
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Rainfall anomaly Aug 2011
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Rainfall anomaly Aug 2011
Percentage of normal rainfall, August 2011.
