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One of the most significant global environmental risks to human health is air pollution. It increases the risk of impacts on the health and wellbeing of our community. The estimated figure for premature deaths worldwide due to ambient outdoor air pollution was 4.2 million people in 2019. In Australia, annual mortality related to air pollution is estimated to be more than 3,200 deaths. Air quality can also impact amenity (for example, odour), ecological health, and plants and animals.

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