Dr. Ke Li is a Professor at the School of Municipal and Environmental Engineering, Shenyang Jianzhu University. He received his PhD and completed his postdoctoral research at Harbin Institute of Technology. His research focuses on photocatalytic materials, water pollution control, sponge cities, and the ecological restoration of rivers and lakes. His recent work has addressed visible-light photocatalytic degradation of antibiotics, magnetic composite photocatalysts, and metal–organic framework materials for contaminant removal. He has published research articles in journals including Environmental Research, Heliyon, Processes, Sustainability, and Applied Sciences, and holds two authorized Chinese invention patents. He is a member of the Wetland Ecology Committee of the Ecological Society of China and serves as an expert in environmental impact assessment and environmental protection.