Arthur Pietrobon Baldo is a researcher in Chemical Engineering specializing in environmental sustainability and wastewater treatment technologies. He earned his bachelor’s degree from the Federal Technological University of Paraná (UTFPR) and completed his master’s at the Polytechnic Institute of Bragança (IPB) in 2024. His research focuses on innovative permeable reactive barriers for eliminating contaminants of emerging concern. Currently, he is a research fellow at IPB, contributing to project INOVÁGUA, a collaboration aimed at enhancing wastewater treatment and sustainable water reuse. He has published in high-impact journals and presented at international conferences. His work integrates advanced materials, catalytic processes, and mathematical modeling to develop cost-effective water treatment solutions.