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Where modern heating and cooking fuels for domestic, institutional, commercial and industrial use are not readily available, briquettes made from biomass residues could contribute to the sustainable supply of energy. This study reviews the briquette making process, looking at the entire value cha...


Asamoah, BerniceNikiema, JosianeGebrezgabher, Solomie A.Odonkor, ElsieNjenga, M.[A review on production, marketing and use of fuel briquettes]A review on production, marketing and use of fuel briquettes
Otoo, MiriamDrechsel, PayDanso, George K.Gebrezgabher, Solomie A.Rao, KrishnaMadurangi, Ganesha[Testing the implementation potential of resource recovery and reuse business models: from baseline surveys to feasibility studies and business plans]Testing the implementation potential of resource recovery and reuse business models: from baseline surveys to feasibility studies and business plans
Otoo, MiriamDrechsel, PayDanso, George K.Gebrezgabher, Solomie A.Rao, KrishnaMadurangi, Ganesha[Testing the implementation potential of resource recovery and reuse business models: from baseline surveys to feasibility studies and business plans]Testing the implementation potential of resource recovery and reuse business models: from baseline surveys to feasibility studies and business plans

The reuse of treated wastewater for aquaculture has been practiced in several countries and has a potential to create a viable fish farming business in low income countries. However, wastewater aquaculture practices which satisfy health and hygiene guidelines and standards will not be viable if c...


Gebrezgabher, Solomie A.Amewu, SenaAmoah, Philip[Consumer preference and willingness to pay for fish farmed in treated wastewater in Ghana]Consumer preference and willingness to pay for fish farmed in treated wastewater in Ghana

The safe recovery of nutrients from our waste streams allows us to address the challenges of waste management and soil nutrient depletion conjointly. Commercialization of waste-based organic fertilizers such as FortiferTM (fecal sludge-based co-compost) has the potential to generate significant b...


Otoo, MiriamGebrezgabher, Solomie A.Danso, G.Amewu, SenaAmirova, Iroda[Market adoption and diffusion of fecal sludge-based fertilizer in developing countries: crosscountry analyses]Market adoption and diffusion of fecal sludge-based fertilizer in developing countries: crosscountry analyses

This study seeks to analyse the financial feasibility of upscaling the fortifer business model in Ghana. Data originate from the pilot project in Accra, extended with expert elicitation. The NPV and IRR were used as decision criteria for Public Private Partnership (PPP) and Private Scenarios. The...


Aboah, J.Gebrezgabher, Solomie A.Meuwissen, M. P. M.[Financial feasibility analysis of the fortifer business model in the Cape Coast Metropolis in Ghana]Financial feasibility analysis of the fortifer business model in the Cape Coast Metropolis in Ghana
Gebrezgabher, Solomie A.Natarajan, H.[Biogas from fecal sludge at community scale (Sulabh, India) - Case Study]Biogas from fecal sludge at community scale (Sulabh, India) - Case Study
Gebrezgabher, Solomie A.Niwagaba, C. B.[Briquettes from agro-waste and municipal solid waste (Eco-Fuel Africa, Uganda) - Case Study]Briquettes from agro-waste and municipal solid waste (Eco-Fuel Africa, Uganda) - Case Study
Adam-Bradford, A.Gebrezgabher, Solomie A.[Briquettes from municipal solid waste (COOCEN, Kigali, Rwanda) - Case Study]Briquettes from municipal solid waste (COOCEN, Kigali, Rwanda) - Case Study

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