Energy Efficiency as a Pathway to Expanding Energy Access in Sub‑Saharan Africa

 Energy efficiency plays a critical yet underutilised role in expanding access to clean, affordable, and reliable energy services in developing regions. In Sub‑Saharan Africa, energy policy interventions have historically prioritised supply expansion, often overlooking the significant potential of demand‑side energy efficiency measures. This paper evaluates the economic and systemic effectiveness of reducing energy demand as a strategy for improving energy access while enhancing sustainability. It examines key technical, financial, institutional, and informational barriers that constrain the adoption of energy‑efficient technologies and practices across the region. The analysis demonstrates that targeted policy interventions including regulatory frameworks, financial incentives, and capacity‑building initiatives, can accelerate the uptake of energy‑efficient buildings, appliances, and industrial systems. Strengthening incentives for households, utilities, and industries can support long‑term investments in cost‑effective energy efficiency measures. The study concludes that integrating energy efficiency into national energy access strategies represents a scalable and economically sound pathway toward achieving universal energy access and sustainable development in Sub‑Saharan Africa.

Energy efficiency, Energy access, Sub-Saharan Africa, Policy barriers, Cost-effectiveness

1. Sandra Backlund et al. Extending the energy efficiency gap Energy Policy (2022). [Google Scholar] [Crossref]

2. Vesna Bukarica et al. Energy efficiency policy evaluation by moving from techno-economic towards whole society perspective on energy efficiency market Renewable and Sustainable Energy Reviews (2022) [Google Scholar] [Crossref]

3. Christopher A. Craig et al. Exploring utility organization electricity generation, residential electricity consumption, and energy efficiency: a climatic approach Appl. Energy (2021). [Google Scholar] [Crossref]

4. Ian M. Hoffman et al. Estimating the cost of saving electricity through U.S. utility customer-funded energy efficiency programs Energy Policy (2023). [Google Scholar] [Crossref]

5. I.B. Huang et al. multi-criteria decision analysis in environmental sciences: ten years of applications and trends Sci. Total Environ. (2020) [Google Scholar] [Crossref]

6. J. Jeong et al. Development of a prediction model for the cost saving potentials in implementing the building energy efficiency rating certification Appl. Energy (2023). [Google Scholar] [Crossref]

7. N. Jollands et al. Policy packaging or policy patching? The development of complex energy efficiency policy mixes Energy Res. Social. Sci. (2020). [Google Scholar] [Crossref]

8. Ming-Jia Li et al. Review of methodologies and polices for evaluation of energy efficiency in high energy-consuming industry Appl. Energy (2021). [Google Scholar] [Crossref]

9. Fanyi Meng et al. Measuring China's regional energy and carbon emission efficiency with DEA models: a survey Appl. Energy (2023). [Google Scholar] [Crossref]

10. Godwig jug et al. Renewable energy and electricity incapacitation in sub-Sahara Africa: Analysis of a 100% renewable electrification in Chad 2023, Energy Reports. [Google Scholar] [Crossref]

11. Olanguena erjuin et al. Urban domestic electricity consumption in relation to households’ lifestyles and energy behaviours in Burkina Faso: Findings from a large-scale, city-wide household survey 2023, Energy and Buildings. [Google Scholar] [Crossref]

12. Birman, D. and Orbin. Impacts of energy efficiency projects in developing countries: Evidence from a spatial difference-in-differences analysis in Malawi 2023, Energy for Sustainable Development. [Google Scholar] [Crossref]

13. Karekezi, S. and Kithyoma, W., 2020. ‘Renewable Energy Strategies for Rural Africa: is a PV-led renewable energy strategy the right approach for providing modern energy to the rural poor of sub-Saharan Africa? Kenya. [Google Scholar] [Crossref]

14. Energy Policy, Vol. 30 Nos. 11-12, (2022) special issue – Africa: improving modern energy services for the poor. oxford: Elsevier science limited [Google Scholar] [Crossref]

15. Karekezi, S., and Ranja, T. 2020. renewable energy technologies in Africa. zed books and afrepren. Oxford, U.K. [Google Scholar] [Crossref]

16. Karekezi, S. and Turyareeba, P., 2022. renewable energy technologies: mini and micro |hydro power in Eastern and Southern Africa, AFREPREN, Nairobi, Kenya. Pp.2, 6-8 [Google Scholar] [Crossref]

17. Kenya Engineer, 2023. Two wind turbines installed at Ngong’, Kenya engineer, Nairobi. [Google Scholar] [Crossref]

18. Kenya power and lighting company (KPLC) 2020. report And Accounts for the year ended 30th June 2000, Nairobi Kenya. [Google Scholar] [Crossref]

19. Linden, E., 2023. Namibia’s energy sector – a country review, Namibia’s economic policy research unit (NEPRU), Namibia. [Google Scholar] [Crossref]

20. Maarita, N. O., 2020. the impact of large-scale energy development on the poor: environmental and social economic in Africa. [Google Scholar] [Crossref]

21. Economic Impact of a geothermal power plant on a poor rural Community in Kenya. Energy Policy, 2022. Elsevier Science, Oxford. U.K. [Google Scholar] [Crossref]

22. Maghazi, w., 2020. south Africa country proposal for renewables and energy for rural development theme group. Pretoria. [Google Scholar] [Crossref]

23. Mapiko, m. (2022). renewables and energy for rural development theme group: data and statistics compilation - Zimbabwe. African energy policy research network (Afrepren/Fwd), Nairobi. [Google Scholar] [Crossref]

24. Mbewe, a. (2021). renewables and energy for rural development theme group: data and statistics compilation - Zimbabwe. African energy policy research network (Afrepren/FWD), Nairobi. [Google Scholar] [Crossref]

25. 25.Mikulkas, m. Ribot, j., Maxson, p., 2022. Djibouti energy initiatives. national energy assessment, volunteers in technical assistance, via, USA. [Google Scholar] [Crossref]

26. Mosimanyane, M.T., Zhou. p and kgathi, D.L., 2020. renewable energy technologies in Botswana – the case of wind energy for water pumping. sei/Afrepren/FWD, draft report. [Google Scholar] [Crossref]

27. Mwandosya, m. j. and Lubanga, M.L.P., 2023 energy resources flow and end use in Tanzania, Dar es salaam university press, Tanzania [Google Scholar] [Crossref]

28. National electricity regulator (near), 2020., national electricity regulator annual report 2000/2001. national electricity regulator, Sandton. [Google Scholar] [Crossref]

29. Razanajatovo, m., Juliette, y. and jean- louis, a., 2022. renewable energy technologies dissemination in Seychelles, Afrepren/fwd, Nairobi, Kenya. [Google Scholar] [Crossref]

30. Sampa, r. c., 2021.’renewable energy technologies Dissemination in Zambia Paper Prepared for The First [Google Scholar] [Crossref]

31. Regional rets workshop, 31may- 1 June 2020 Naivasha, Kenya, sei-Afrepren/fwd, Nairobi, pp.14-15. [Google Scholar] [Crossref]

32. Sawe, E.N., 2020. issues in new and renewable sources of energy (nose) activities and policy formulation in Tanzania, ministry of water, energy and minerals, Dar es salaam, Tanzania, p.14. [Google Scholar] [Crossref]

33. Stassen,2021. die regearing se rol in die ontwikkeling in implementing van alternatiewe hernubare energy one in south -Africa, M.phil. thesis, rand Afrikaans university, Johannesburg. [Google Scholar] [Crossref]

34. Smalera, a., Kamen, D.M., 2022. design and field testing of a savonius windpump in Kenya. Princeton University, Princeton. [Google Scholar] [Crossref]

35. Vanderhulst, p. Lanser, h., Bergmeyer, p., Albers, r., 2020. solar energy: small-scale applications in developing countries. tool, Amsterdam. [Google Scholar] [Crossref]

36. Ward, r. f., Ashworth, j, h., burial, g., 2021. renewable energy technologies in Africa: an assessment of field experience and future directions. bureau for Africa/agency for international development. Washington. [Google Scholar] [Crossref]

37. Wahab working group, 2023vc a framework for action on energy – world summit on sustainable development, Johannesburg 2002 [Google Scholar] [Crossref]

38. World bank,2020. African development indicators 2020. Washington dc: the world bank [Google Scholar] [Crossref]

39. Tefera, m. 2021 energy sector reform theme group: data and statistics compilation - Ethiopia. African energy policy research network (Afrepren/FWD), Nairobi, Kenya. [Google Scholar] [Crossref]

40. World bank, 2020., rural energy and development- improving energy supplies for two billion people, world bank, Washington, dc. [Google Scholar] [Crossref]

41. Abramowski, j., Podolski, p., Simonis. p., Mueller, h., 2021. wind energy projects in Morocco and Namibia. [Google Scholar] [Crossref]

42. Journal of energy in southern Africa. cape town. Afrepren, 2022. Afrepren occasional paper no. 10: renewable energy technologies in Africa. an energy training course handbook. Nairobi: afferent/FWD [Google Scholar] [Crossref]

43. Afferent database, 2020. energy data reference handbook vi. African energy policy research network (Afrepren/FWD), Nairobi, Kenya. [Google Scholar] [Crossref]

44. Afrepren 2021. African energy data reference handbook: Afrepren trimestral report, volume. iv.Nairobi, Kenya. [Google Scholar] [Crossref]

45. BCSE, 2020. geothermal market assessment report, “the eastern Africa market assessment acceleration” geothermal conference agenda. Business Council for sustainable energy (BCSE), Washington, dc. [Google Scholar] [Crossref]

46. Bronicki. Ormat’s 2022 experience in implementing geothermal projects. the example of Olkaria international, Energy Management in Africa London: Zed Books and African Energy Policy. [Google Scholar] [Crossref]

47. Chiwaya, a., 2023. energy sector reform theme group: data and statistics compilation – Malawi. African energy. [Google Scholar] [Crossref]

• Block-Based Programming for Education: A Comprehensive Analysis of Visual Programming Environments in K-12 Learning
• Management of Academic Libraries and Client Satisfaction Towards Digital Utilization: Basis for Monitoring Library Operations in SOCCSKSARGEN Region.
• Revenue Leakages in TPA Insurance Claims and Corporate Claims: An Institutional Overview of Aster Prime Hospital, Hyderabad
• Technology and Innovation in Hospitality and Tourism: A Management Perspective
• Geospatial Distribution of Tarok Sacred Grove of Langtang North and Langtang South Local Government Areas