This fall, iREACH is happy to welcome Melanie MacArthur into the group as a new M.A.Sc. student working on traffic-related air pollution and implications for child care facility siting. Prior to joining the group, Melanie completed a B.Sc. in Chemistry at Dalhousie University and had worked for two years at National Research Council Canada in the Biotoxin Metrology group. Welcome, Melanie!