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. 2020 Oct 9;280:115072. doi: 10.1016/j.apenergy.2020.115072

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© 2020 The Author(s)

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Fig. 4 — Global fleet size (million): 2015 (historical) vs 2030 (projected). Sources: Authors calculated from LMCA data for 2015 and projected for 2030 by the CoMIT model.