Responding to growing awareness of the global climate emergency, many countries are focusing investments on railway transport. Railways are one of the most sustainable modes of transport, with the potential to reduce external costs of transport by at least 47.5% per passenger-km, and 75.4% per tonne-km when compared to road modes. However, most of railway transport in Sub-Saharan Africa is still carried by combustion engines, and the electrification of lines seems a far-fetched vision. Firstly,
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