Odawa, Abdiwalli Abdulle2025-07-092025-07-092024-09https://ir-library.ku.ac.ke/handle/123456789/30329A Thesis Submitted in Partial Fulfiment of the Requirement for the Award of the Degree of Master of Environmental Science (Environmental Science) in the School of Agriculture and Environmental Sciences of Kenyatta University. Supervisors Monicah Mucheru-Muna Benson Kamau MburuenThesis