Aria Yangfan Huang August 5, 2025 These students cut air pollution near their schools – by taking aim at their parents’ idling cars Aria Yangfan Huang, Deakin University; Anna Klas, Deakin University; Clare Walter, The University of Melbourne; Kate Lycett, Deakin University, and Yichao Wang When parents leave their cars idling outside schools, pollution levels spike. The solution could be as simple as teaching children how to ask for change.