Recently, Leitat Technological Center’s researchers Rubén Rodríguez Alegre and Sergi Duran Videra presented the UPSTREAM project to Chemical Engineering master’s students from Universitat de Barcelona. The speech dealt with topics concerning microplastics sources, environmental and health risks and how the project is tackling this issue focusing on the use of microfiltration in wastewater. The spread results demonstrated the viability of using this technology when treating urban wastewater and its scaling-up potential in a real WWTP.