IEA (2021), Growth in demand for selected battery-related minerals from clean energy technologies in 2040 relative to 2020 levels by scenario, IEA, Paris https://www.iea.org/data-and-statistics/charts/growth-in-demand-for-selected-battery-related-minerals-from-clean-energy-technologies-in-2040-relative-to-2020-levels-by-scenario, Licence: CC BY 4.0