Sena Amewu
International Water Management Institute
BusinessAgribusinessAgricultural economicsDeveloping countryFood processing
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Publications 6
#1Solomie A. Gebrezgabher (IWMI: International Water Management Institute)H-Index: 2
#2Avinandan Taron (TISS: Tata Institute of Social Sciences)H-Index: 1
Last. Sena Amewu (IWMI: International Water Management Institute)H-Index: 1
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Abstract This study applied a combined analytical hierarchy process (AHP) and goal programming (GP) model to assist decision makers in identifying and prioritizing key investment climate (IC) indicators for waste recycling and reuse enterprises in developing countries. Taking a sector based perspective, key IC criteria and indicators were identified and ranked through country stakeholder workshops in Ghana and Kenya. Three different key decision maker groups namely government agencies, private w...
1 CitationsSource
#2Sena AmewuH-Index: 1
Last. M. NjengaH-Index: 1
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#1Miriam OtooH-Index: 5
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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 benefits for developing economies via cost recovery for the sanitation sector and the provision of an alternative agricultural input for smallholder farmers. To guide future FortiferTM businesses, this re...
#2Sena AmewuH-Index: 1
Last. Miriam OtooH-Index: 5
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Recovering energy from waste offers dual benefits – a) improved waste management, and b) provision of reliable energy to households, institutions and commercial entities. In this report, we present a socioeconomic assessment of three energy business models (briquette manufacturing, on-site (public toilet) energy generation, and agro-waste electricity generation) based on feasibility studies carried out in the city of Kampala, Uganda. We assess the potential economic, environmental and social imp...
2 CitationsSource
#2Sena AmewuH-Index: 1
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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 consumers are unwilling to purchase fish reared in treated wastewater. In this study we investigate consumers’ preference and willingness to pay for fish farmed in treated wastewater in Ghana. A consumer ...