Healthy air is not just about the absence of harmful substances but also about the presence of beneficial ones. Understanding and communicating the concept of healthy air requires us to embrace the diversity of bioaerosols and their varying impacts on health.
Just over two years ago, we reported that the University of Birmingham had appointed three Clean Air Fellows, who would together for a MSc in Air Pollution Management and Control, through a fellowship programme, delivered by the Clean Air Fund, University of Birmingham, and McCall MacBain Foundation.