My name is Hanaa A. Muhammad. I am a lecturer in the Department of Biology, Faculty of Science and Health at Koya University. I hold an MSc degree in Contaminant Hydrogeology and currently serve as a Quality Assurance (QA) Officer. I am also a PhD student working in the field of enhancing the sustainability of wastewater bioremediation. My research interests focus on environmental remediation, water quality, and sustainability.