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Atmosphere
World class research contributing to our understanding of greenhouse gases, ozone depletion, and urban air pollution.
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Air quality
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Accurate quantification of methane emissions from waste and agriculture
CarbonWatch NZ
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Total Carbon Column Observing Network
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Baring Head Atmospheric Research Station
Lauder Atmospheric Research Station
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MethaneSAT
Research Project
10 May 2023
Detecting and quantifying methane emissions by satellite
Climate & Weather
Climate & Weather
Understanding our variable and changing climate is critical for managing resources and reducing risks.
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NIWA can help you leverage updated climate projections
Service
29 August 2024
NIWA is using updated climate projections to help New Zealanders better understand climate-related risks.
Hazards
Hazards
Nature can be a destructive force. Our science prevents property damage and saves lives.
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Future Coasts Aotearoa
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Mā te haumaru ō te wai: Aotearoa flood resilience
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Extreme coastal flood maps for Aotearoa New Zealand
Storm-tide red-alert days 2025
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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.
Coasts & Oceans
Coasts & Oceans
NIWA aims to provide the knowledge needed for the sound environmental management of our marine resources.
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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.
Freshwater
Freshwater
We provide public information on river, lake, and groundwater conditions across New Zealand including water quantity and quality.
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Freshwater invertebrate identification and e-guides
Education Resource
06 February 2023
Downloadable and printable guides on identification of common freshwater invertebrates found in New Zealand waterways and lakes.
Te Kūwaha
Te Kūwaha
Working together with hapū, iwi, Māori communities and Māori business to deliver tailored science.
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Taonga species
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Maniapoto Cultural Assessment Framework
The impact of non-native marine pests on our takutai moana
Ngā repo o Maniapoto - Maniapoto wetland inventory
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Taonga Species Series
Climate Change Vulnerability Assessment (CCVA)
Kaitiaki Tools
Trends analysis for selected indicators of Waikato River health
Climate and Māori society
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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.
Pacific
Pacific
We provide applied science and environmental consultancy services to support international development. NIWA works collaboratively with Pacific partners to support the sustainable management and resilience of natural resources, environments & communities.
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A Floating University for the Pacific
Pacific Centre for Seabed 2030
Pacific Ocean Acidification Training Hub
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Pacific Risk Tool for Resilience, Phase 2 (PARTneR-2)
Improved sustainability of the demersal line fishery in Tonga
Development of sustainable water supply and treatment systems
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Island Climate Update
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Climate Data for the Environment Services Client (CliDESc)
Climatology maps for Vanuatu
On-Site Household Sanitation Guidelines for Fiji
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Island Climate Update
Publication series
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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About
About
Decision makers at all levels are seeking evidence-based analysis and advice from environmental experts. NIWA’s science provides high quality insights to underpin important decisions, and innovative solutions.
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NIWA and Kia Toipoto - Closing gender and ethnic pay gaps
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Golden elegant enigma seeks ‘2025 Bug of the Year’ crown
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Scientists capture stunning snapshots
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