dr-latema


Title/Qualifications
: Dr. Phd
Department/Unit/Section: Environmental Planning and Management
Contact Address: P.O. Box 43844-00100
Position: Senior Lecturer
Area of Specialization: Environmental Planning, Infrastructure Delivery, Sanitation, Waste, Land Use
Email: This email address is being protected from spambots. You need JavaScript enabled to view it. or This email address is being protected from spambots. You need JavaScript enabled to view it. 
Google Scholar: SAMMY LETEMA
ORCID ID: https://orcid.org/0000-0002-8766-0022

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Education

2007-2012: PhD, Wageningen University, The Netherlands
2000-2002: Master of Environmental Planning and Management, Kenyatta University
2001: Certificate in Public Private Partnerships for Urban Environmental Services, Yale University
1993-1997: B. Environmental Studies (Planning and Management), Kenyatta University

 Membership 

  • Kenya Institute of Planners (KIP): Corporate Member (MKIP)
  • Environmental Institute of Kenya: Member
  • National Environment Management Authority (NEMA): EIA/EA Lead Expert

RESEARCH AND PUBLICATIONS 

 Refereed Journal Papers

  • Stephen Balaka Opiyo, Sammy Letema & Godwin Opinde (2023): Characterizing rural households’ livelihood vulnerability to climate change and extremes in Migori River Watershed, Kenya, Climate and Development, DOI: 10.1080/17565529.2023.2243612
  • Arcadius Martinien Agassin Ahogle, Nicholas K. Korir, Pascal Houngnandan, Lina Abu-Ghunmi & Sammy Letema (2023): Bacterial hazards in urban stream irrigation in peri urban interface of Nairobi-Machakos counties, Kenya, International Journal of Environmental Studies, DOI: 10.1080/00207233.2023.2216605
  • Stephen Balaka Opiyo, Godwin Opinde & Sammy Letema (2023): A perspective of sustainable livelihood framework in analysis of sustainability of rural community livelihoods: evidence from Migori River watershed in Kenya, International Journal of River Basin Management, DOI: 10.1080/15715124.2023.2216019
  • Ahogle Arcadius Martinien Agassin, Letema Sammy, Schaab Gertrud, Ngure Veronica, Mwesigye Abraham R., Korir Nicholas K. (2023). Heavy metals and trace elements contamination risks in peri-urban agricultural soils in Nairobi city catchment, Kenya. Frontiers in Soil Science, Volume 2.https://www.frontiersin.org/articles/10.3389/fsoil.2022.1048057 
  • Stephen Balaka Opiyo, Godwin Opinde & Sammy Letema (2022): Spatioseasonal variations in water quality status of Migori River in Kenya and associated household health risk implications: an application of a multidimensional water quality index approach, International Journal of River Basin Management, DOI: 10.1080/15715124.2022.2138409
  • Stephen Balaka Opiyo, Godwin Opinde & Sammy Letema (2022). Dynamics and drivers of land use and land cover changes in Migori River Watershed, western Kenya Watershed Ecology and the Environment Volume 4, 2022, Pages 219-232, https://doi.org/10.1016/j.wsee.2022.11.008
  • Kinuthia, H., Majale, C. & Letema, S. (2022). Patterns and Drivers of Land Development in (Greater) Eastern Bypass Peri-Urban Area of Metropolitan Nairobi. AJSTE 2022 Volume 3, 2022. http://journal.kyu.ac.ke/index.php/library1
  • Stephen Muathe, Paul Sang, Lucy Kavinda, Sammy Letema, Samuel Maina & Kenneth Chelule (2022). Walking the startups journey in Kenya: Documentation of successes and pitfalls between 2010-2020. International Journal of Research in Business and Social Science 11(8)(2022) 387-400. https://doi.org/10.20525/ijrbs.v11i8.2159
  • Kibet J, Letema S. Environmental Impacts of Energy Usage in Selected Tea Factories in Kenya. J Mod Green Energy, 2022; 1: 7. DOI: 10.53964/jmge.2022007
  • Gordon Ocholla, Sammy Letema and Caleb Mireri (2022). Socioeconomic determinants of water delivery satisfaction in a medium sub-Saharan Africa city: A case of Kisumu, Kenya. Water Supply Vol 22 No 12, 8682. https://doi.org/10.2166/ws.2022.388
  • K. Luther Okore, James Koske & Sammy Letema (2022). Household-based determinants of cooking and heating fuel mixes in informal settlements of Kisumu City, Kenya. Energy for Sustainable Development 71 (2022) 64-72. https://doi.org/10.1016/j.esd.2022.09.002
  • Stephen Balaka Opiyo, Godwin Opinde & Sammy Letema (2022). Multi-level Governance of Watersheds in Kenya under Devolution Framework: A Case of Migori River Watershed. International Journal of River Basin Management. https://doi.org/10.1080/15715124.2022.2118284
  • Joseph K. MaithyaFelix L.M. Ming’ate & Sammy C. Letema (2022). The Impact of Wetland Utilisation on Provisioning Ecosystem Services in Nyando Wetland, Kenya. Journal of Environmental Assessment Policy and Managementhttps://doi.org/10.1142/S1464333222500235  
  • Blandine Akimana & Sammy Letema (2022). Assessment of Quality of Household Solid Waste Collection by Private Service Providers in Bujumbura City. Ghana Journal of Geography, Volume 14 Issue 1.
  • YM Salmamza, SM Onywere, SC Letema (2022). GEOSPATIAL DIMENSIONS OF LAND COVER TRANSITIONS AND LAND SURFACE TEMPERATURE IN ABUJA CITY, NIGERIA. The International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume 43, Pages 699-704.
  • Stephen Muathe, Paul Sang, George Kosimbei, Sammy Letema, Simeon Nyachae, Salima Kiriago, Kenneth Chelule, Erustus Ouko, Margaret Mutua, Samuel Maina (2022) Understanding Startups Ecosystem in Kenya: Drivers, Challenges, and Opportunities. Journal of Business, Volume 10 Issue 3 Pages 138-146.
  • Kinuthia, H., Majale, C. & Letema, S. (2021). Influence of public policy planning on peri-urban land speculation in (Greater) Eastern Bypass in Nairobi Metropolitan. Land Use PolicyVolume 107, August 2021, 105515.
  • Mwangi, P.W., Karanja, F.N., Kamau, P.K. & Letema, S. (2021). Contribution Index of Land Cover and Land Surface Temperature Changes in Upper Hill Nairobi, Kenya. ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume V-3-2021 XXIV ISPRS Congress: 141-149.
  • Mwangi, P.W., Karanja, F.N., Kamau, P.K. & Letema, S. (2020). Impact of Urban Forms on 3D Built-Up Intensity Expansion Rate from Aerial Stereo-Imagery. ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume V-4-2020, 2020 XXIV ISPRS Congress: 203-208.
  • Koech, N.C., Letema, S. & Koske, J.K. (2020). Impact of Rainfall Variability on Rural Tea Roads in Kericho, Kenya. East African Journal of Environment and Natural Resources, 3(1), 39-48.
  • Maithya, J.K., Ming’ate, F.L.M. & Letema, S. (2020). A Review on Ecosystem Services and their Threats in the Conservation of Nyando Wetland, Kisumu County, Kenya. Tanzania Journal of Science 46(3): 711-722.
  • Ming’ate, F.L.M., Letema, S. & Obiero, K. (2019). Designing Institutional Arrangements for Collaborative Governance of Forests in Kenya Using a Delphi Process. Journal of Scientific Research & Reports 25(4): 1-11.
  • Njiru, C.W. and Letema, S. (2018). Energy Poverty and Its Implication on Standard of Living in Kirinyaga, Kenya. Journal of Energy Volume 2018, Article ID 3196567, 12 pages.
  • Njiru, C.W. Letema, S. and Maingi, S.M. (2018). Socio-Economic Factors of Small Hydropower and Biogas Plants and their Implications for Rural Energy Poverty Alleviation in Kirinyaga, Kenya. Journal of Natural Resources and Development 2018; 08: 101-114.
  • Kiama P.M., Letema S., and Thuo M.A. (2017). Sanitation provision in use in Karengata and Ongata Rongai areas and their compliance to standards. International Journal of Advancement in Engineering Technology, Management and Applied Science Vol No. 05 issue 01 P154-181.
  • Mingate, FM., Letema, S., & Obiero, K. (2016). Designing a functional community forest association: a case of Mueleshi, Kakamega County, Kenya. Asian Journal of Applied Science Vol 04 Issue 05, October 2016.
  • Afuye, F., Letema, S. & Munala G. (2016). Application of Motivation in Nigeria Construction Industry: Factor Analysis Approach. International Journal of Economics and Finance; Vol. 8, No. 5.
  • Afuye, F., Letema, S. & Munala G. (2016). Impact of Motivation on Productivity of Craftsmen in Construction Firms in Lagos, Nigeria. International Journal of Economics and Finance; Vol. 8, No. 4.
  • Letema, S., van Vliet, B. & J.B. van Lier (2014). Sanitation policy and spatial planning in urban East Africa: Diverging sanitation spaces and actor arrangements in Kampala and Kisumu. Cities 36 (2014) 1-9.
  • Malekpour, S., Langeveld, J., Letema, S., Clemens, F. & J.B. van Lier (2013). Judgement under uncertainty; a probalistic evaluation framework for decision-making about sanitation systems in low-income countries. Journal of Environmental Management 118 (2013) 106-114.
  • Letema S., van Vliet B. and J.B. van Lier (2012). Satellite Sanitary Systems in Kampala. Environmental Engineering Science, Vol 25 (5) 291-296.
  • Gábor L. Szántó, S. Letema, J.T. Tukahirwa, S. Mgana, P.J.M. Oosterveer & J.C.L. van Buuren (2012). Analyzing sanitation characteristics in the urban slums of East Africa. Water Policy 14 (2012) 613–624.

Book

  • Letema, S. (2012). Assessing Sanitary Mixtures in East African Cities. Wageningen Academic Publishers, Wageningen, The Netherlands. ISBN: 978-90-8686-215-3.

Book Chapter

  • Letema S. and van Vliet B. (2014). Converging Scales of Urban Sanitation Infrastructure and Management. In Urban Waste and Sanitation Services for Sustainable Development: Harnessing Social and Technical Diversity in East Africa. van Vliet B. van Buuren J. and Mgana S. New York, Routledge: 129-141.
  • Letema S., van Vliet B. and van Lier J.B. (2010). Reconsidering Urban Sewers and Treatment Works in East Africa as Interplay of Flows, Networks and Spaces. In Social Perspective on the Sanitation Challenge. van Vliet, G. Spaargaren & P. Oosteveer (ed). Dordrecht, Springer: 145-162.
  • Mireri, C. & Letema, S. (2010). Review of Environmental Governance in Kenya: Analysis of Environmental Policy and Institutional Frameworks. In Handbook of Environmental Policy. Meijer, S. and A. der Ber (ed).
  • Mireri C., Letema S. and Majele C. (2007). Water and Sanitation Services Delivery in Kenya. In Environment and Sustainable Development: A Guide for Tertiary Education in Kenya, Volume 2, School of Environmental Studies and Human Science, Kenyatta University, Nairobi.
  • Letema, S. and P.K. Koskey (2004). The Status, Constraints and Environmental Health Implications of Service Provision and Management in Informal Settlements of Eldoret Municipality, Kenya. In Status of Environmental Health Education in the Eastern Africa Region: Opportunities, Challenges and the Way Forward. Joypet Services and Printers, Nairobi.
  • Koskey, P.K. and Letema, S. (2004). Environmental Health Education in Urban Environmental Planning and Management: The Basis, Relevance and Reflected Practice. In Status of Environmental Health Education in the Eastern Africa Region: Opportunities, Challenges and the Way Forward. Joypet Services and Printers, Nairobi.

Conference Papers

  • Njiru C.W., Letema S.C., Maingi S.M., Gichohi P.M. (2014). Renewable energy policies and practices in Kenya and their contribution to appropriate technology adoption, A Conference Paper presented in the 6th International Conference on “Appropriate Technology for the 21st Century: Technological Innovation to empower Africa” hosted at Kenyatta University, Nairobi, Kenya, November 25th-29th, 2014.
  • Letema S. van Vliet B., van Buuren, J. and van Lier, J.B (2009). Small-Scale Satellite Systems as Alternative Sewerage Provisioning in Kampala City, Uganda. Decentralised Sanitation Conference, Kathmandu, Nepal, 11-13 November, 2009.
  • Letema S. van Vliet B. and van Lier J.B. (2010). Reconsidering urban sewer and treatment facilities East Africa as Interplay of material flows, sanitary networks and space demands. Sanitation Challenge: New Sanitation Concepts and Models of Governance IWA Conference, Wageningen, May 19-21, 2008.

QUALITY TEACHING AND LEARNING

Curriculum Review Committees

  • Part of the 2014 Committee that reviewed Curriculum of Department of Environmental Planning and Management
  • August 2013 Appointment to Technical Committee for the Proposed School of Architecture and Spatial Planning in which we developed programmes for the school.

Participation in Workshop/Conference

  • 2015 attended Planning Workshop on Planning under Devolved Governance in Kenya held in Kisumu Imperial Hotel. Event was organised by Kenya Institute of Planners.
  • 29th April 2014. Attended National Conference on upscaling metropolitan development whose theme was ‘Kenya on the path to metropolisation’ at Kenya School of Monetary Studies, Nairobi, Kenya.
  • Attended partly the 6th International Conference on “Appropriate Technology for the 21st Century: Technological Innovation to empower Africa” hosted at Kenyatta University, Nairobi, Kenya, November 25th-29th, 2014.
  • 18th to 19th September, 2014. Workshop on PRIVIDE for Impact Launch of Urban Waste and Sanitation Network at Impala Arusha, Tanzania.

Appointment to National/Regional Boards

  • Appointment as Chairman, Kenya Forestry Research Institute in 2016
  • Appointment as Chairman, National Irrigation Board in 2014
  • Director, Sacco Society Regulatory Authority in 2018

Membership of Professional Bodies

  • Kenya Institute of Planners (KIP): Corporate Member (MKIP) No. 193
  • Environment Institute of Kenya: Member No. 1,000,891
  • National Environment Management Authority Lead Expert No. 401