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Tag: fine particulate matter (PM 2.5)
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New WHO air quality guidelines could save millions of lives
The World Health Organization (WHO) has released new guidelines for air quality in recognition of the damage air pollution inflicts on human health, at even lower concentrations than previously understood. The guidelines set maximum levels for a range of pollutants: particulate matter (as PM2.5 and PM10), ozone, nitrogen dioxide, carbon monoxide and sulfur dioxide. They […]
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EPA offers $50,000 for IAQ solutions to smoke
The US Environmental Protection Agency (EPA) has launched a design challenge to encourage the development of IAQ innovations that offer protection from smoke exposure during wildfires. In partnership with federal, state, local, and tribal agencies, the EPA is offering five prizes – each up to US$10,000 (AU$13,000) – for low-cost approaches to clean fine particulate […]