Strategizing towards sustainable energy planning: Modeling the mix of future generation technologies for 2050 in Benin

•Strategies are investigated to assist Benin in increasing RE share in the electricity supply mix by mid-century.•Current Benin's government targets for RE generation seem too ambitious.•The total electricity generation from MSW in Benin is estimated to be 0.232, 0.3215, and 1.16 TWh/yr in 2025, 2030, and 2050, respectively.•Findings are useful to decision-makers and stakeholders in the energy sector to develop appropriate RE policies.