The conversion of coal into liquid fuel is one of the dirtiest ways to produce transportation fuel. But if carbon is captured and stored, and some biomass is added, it could become the cleanest way to power jets, trucks and trains.
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Schrag, D. Coal as a low-carbon fuel?. Nature Geosci 2, 818–820 (2009). https://doi.org/10.1038/ngeo702
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DOI: https://doi.org/10.1038/ngeo702
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