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Dr. Joseph Maina Kariuki

Dr. Joseph Maina Kariuki



Faculty of Agriculture and Environmental Studies

Department of Environmental Studies and Resources Development.





Environmental Science,
Solid waste management
June 2016 – Present: Lecturer
Nov 2012-June 2016: Assistant Lecturer
2009-2012: Teaching Assistant
2006 – Present: Environmental Consultant
Ph.D. in Environmental Science (Waste Management), Chuka University
Master of Environmental Science, Egerton University
B.Sc. in Environmental Science, Egerton University

2016-2019: The influence of dumpsite based solid waste recovery on sustainability of waste recycling in the counties of Nakuru, Kiambu and Tharaka-Nithi
2014-2016: The effects of pesticides on pollinators in sugarcane farms of Nzoia Sugar Factory Western Kenya
2010-2013: Field evaluation of naturally occurring mosquito repellents in Mt Kenya region
2009-2010: Solid waste management in Egerton University and the community around
1) Joseph Maina Kariuki, Margaret Bates and Adiel Magana (2019). Characteristics of Waste Pickers in Nakuru and Thika Municipal Dumpsites in Kenya. Current Journal of Applied Science and Technology. Current Journal of Applied Science and Technology. 37(1): 1-11, 2019
2) Joseph Maina Kariuki, Margaret Bates and Adiel Magana (Accepted September, 2019). Dumpsite Waste Picker’s Occupational Risk Factors and their impacts, awareness and its relationship to waste recovery practices in Thika and Nakuru towns of Kenya. Accepted for publication by African Journal of Environmental Science and Technology.
3) J. M. Kariuki, B. Soi, A. N. Mutio and D. N. Kinyanjui (2018). Solid Waste Management Practices at Egerton University, Njoro Campus and the Community Around. Journal of Scientific Research & Reports. 19(4): 1-9
4) Kariuki S. T., Kariuki J. M., Mailu B. M. and Muchiri D. R. (2018). Isolation and characterisation of chemical compounds from the plants, Phytolacca octandra (L.), Phytolacca dodecandra (L’Herit) and Balanites aegyptiaca (L.) commonly used to control schistosomiasis transmitting snails in Kenya. African Journal of Pure and Applied Chemistry. 12(6), 38-41.DOI: 10.5897/AJPAC2018.0749
5) Kariuki, S.T., Kariuki, J.M., Mailu, B.M. and Muchiri, D.R (2016). Phytolacca octandra (L.), Phytolacca dodecandra (L’Herit) and Balanites aegypiaca (L.) extracts as potential molluscicides of schistosomiasis transmitting snails. Journal of Medicinal Plants Research. 10(44): 823-828. DOI: 10.5897/JMPR2016.6237
6) J. M. Kariuki, W. N. Moturi, W. A. Shivoga and I. W. Kingori and C. M. Kilonzi (2016). Demand for, Awareness on and Constraints to Proper Solid Waste Management in Njoro Division. Journal of Scientific Research & Reports. 11(2): 1-10. DOI: 10.9734/JSRR/2016/25844
7) J. M. Kariuki and D. N. Kinyanjui (2016). Household Solid Waste Generation and Composition in Njoro Division, Nakuru County, Kenya. Journal of Scientific Research & Reports. 10(7): 1-10. DOI: 10.9734/JSRR/2016/26051
8) Kariuki, J.M., Kariuki, S.T. Muchiri, D.R. and Njoka, E. (2016). Field evaluation of naturally occurring mosquito Repellents in Mt. Kenya Region, Kenya. International Journal of Biodiversity and Conservation. 8 (2): pp. 55 – 59. DOI: 10.5897/IJBC2015.0914.
9) Samuel T. Kariuki, Joseph M. Kariuki Daniel R. Muchiri, John N. Gitua (2015). Study of Crude Extracts of Ajuga remota Benth (Labiatae) as potential anti-malarial drug. J. Env. Sust. Adv. Res. 1:48-52.
10) Kilonzi, C.M., Moturi W.N., Ogendi, G.M., Koech, H.K. and Maina, J. (2014). Spatio-temporal variations in physicochemical parameters and coliform levels of domestic water sources in Njoro District, Kenya. Journal of Environment, Natural resources management and society, 2, (1): 11-13
11) I.W. King’ori, Musau Kithuka, Joseph Maina (2014). Influence of Excess Pocket Money on Drug Abuse among Secondary Schools in Laikipia, Nakuru and Kericho Counties, Kenya. International Journal of Innovative research and Development, 3 (5): 774-782. ISSN 2278 – 0211
12) Kariuki, S.T., Kariuki, J.M. Ogendo, J.O., Bett, P.K. (2013). Evaluation of Girardinia diversifolia as a potential biopesticide in Kenya. In: Proceedings of the First International conference of Pesticidal Plants, Volume 1 (August 2013) Nairobi University Press.
13) Kariuki, S.T., Mathooko, J.M. Macharia, J.M., Kariuki, J.M. (2011). The diversity and distribution of Girardinia species in Kenya. IJPP 2011, 2 (2), 141-148
14) Muchiri, D.R., Kariuki, S.T., Okemwa, E.K. and Kariuki, J.M. (2011). Investigation of the Physical and chemical properties of the seed oils of Girardinia Bullosa and Girardinia diversifolia (Ulticaceae). IJPP, 2011, 2 (3), 307-313
15) Kariuki S.T., Macharia J.M., Mathooko, J.M., Kariuki, J.M. (2010). The medicinal values of Girardinia diversifolia. Egerton J. Sc. Technol. (2010) 10 i-vi

Environmental conservation, Solid waste management, Environmental pollution and control, Environmental policy
1.Effect of institutional and socio-economic factors affecting municipal solid waste management and sanitation in Maragua town, Kenya
2Influence of Chagaik tea factory effluent on Kimugu River water quality, Kericho County
3The impact of effluents discharge from Wang’uru town and its environs on water quality of River Thiba, Kirinyaga County, Kenya

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