Air Pollution Responsible for More Than 2 Million Deaths Worldwide Each Year, Experts Estimate

More than two million deaths occur worldwide each year as a direct result of human-caused outdoor air pollution, a new study has found

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In addition, while it has been suggested that a changing climate can exacerbate the effects of air pollution and increase death rates, the study shows that this has a minimal effect and only accounts for a small proportion of current deaths related to air pollution.
The study, which has been published today, 12 July, in IOP Publishing's journal Environmental Research Letters, estimates that around 470,000 people die each year because of human-caused increases in ozone.