Nelson Barros. Has a PhD in Environmental Sciences, MSc in Thermal Engineering and a degree (5 years) in Environmental Engineering. Has more than 30 years of experience in air quality research (monitoring, numerical modelling and management), including the assessment of air quality impact on human health. He has also several years of experience on monitoring and management of Indoor air quality and a long experience in participation in research projects. Has more than 90 papers published /presented on research journals or conferences. He is currently Associate Professor at University Fernando Pessoa and member of the Fernando Pessoa Energy, Environment and Health Research Unit (FP-ENAS).