Dr. Olaka is an Environmental Geoscientist with over 15 years of research experience in science, environment, and society. She is a Senior Lecturer at the Technical University of Kenya and an Associate at the Institute of Climate Change and Adaptation, University of Nairobi. Dr. Olaka earned her PhD in Geosciences from the University of Potsdam in 2011. Her research focuses on geochemistry, groundwater dynamics, and climate change adaptation. She has explored topics including groundwater geochemistry in the Kenya Rift, climate impact on water resources, and carbon capture in Basalts. Her work, supported by major institutions, is featured in peer-reviewed journals and media outlets like National Geographic and BBC.