IEA (2022), Global final energy demand for trucks and buses by fuel, 2000-2021, and 2030 in the Net Zero Scenario, IEA, Paris https://www.iea.org/data-and-statistics/charts/global-final-energy-demand-for-trucks-and-buses-by-fuel-2000-2021-and-2030-in-the-net-zero-scenario, Licence: CC BY 4.0