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Health impacts from fine particulate matter (PM₂.₅)
What is PM₂.₅?Fine particulate matter (PM2.5) is very small particles in the air, less than 2.5 micrometres in diameter.
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Health impacts from nitrogen dioxide (NO₂)
What is nitrogen dioxide?Nitrogen dioxide (NO2) is a gas in the air.
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Health impacts from motor vehicles
Over 2,200 deaths due to air pollution from motor vehicles in 2016In 2016, air pollution from motor vehicles (NO2 and PM2.5) caused an estimated: 2,247 premature deaths (in people aged 30+ years) 9,376 hospitalisations for cardiovascular and respiratory disease, including 845 hospitalisations for childhood asthma 13,229 cases of childhood asthma 330,388 restricted activity days (days on which people could not do the things they might otherwise have done if air pollution had not been present).
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Health impacts from domestic fires
Almost 1,000 deaths due to air pollution from domestic fires in 2016In 2016, PM2.5 air pollution from domestic fires caused an estimated: 962 premature deaths (in people aged 30+ years) 3,375 hospitalisations, including 1,940 cardiovascular hospitalisations and 1,435 respiratory hospitalisations 1,255,711 restricted activity days (days on which people could not do the things they might otherwise have done if air pollution had not been present).
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Health impacts from other human-made sources
Over 100 deaths due to air pollution from wind-blown dust in 2016In 2016, PM2.5 air pollution from wind-blown dust caused an estimated: 106 premature deaths (in people aged 30+ years) 396 hospitalisations, including 225 cardiovascular hospitalisations and 171 respiratory hospitalisations 156,555 restricted activity days (days on which people could not do the things they might otherwise have done if air pollution had not been present).
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Exposure to poor air quality
Over 80% of New Zealanders live in areas where PM₂.₅ exceeds current guidelinesIn 2016, 81.0% of the New Zealand population lived in areas exceeding the 2021 WHO PM2.5 guidelines.
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Changes over time
Health impacts from overall air pollution have increased since 2006From 2006 to 2016, there was an increase in deaths, hospitalisations and social costs from human-made air pollution in New Zealand (Table 1).
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Explore publications and data
HAPINZ 3.0 publicationsThese publications are the main outputs from the HAPINZ 3.0 study.
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About HAPINZ 3.0
Why was the HAPINZ 3.0 study carried out?Clean air is vital for human health and wellbeing.
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HAPINZ 3.0 dashboard
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