IEA (2021), Demand for renewables- and networks-related minerals from clean energy technologies in 2040 relative to 2020 under different scenarios and technology evolution trends, IEA, Paris https://www.iea.org/data-and-statistics/charts/demand-for-renewables-and-networks-related-minerals-from-clean-energy-technologies-in-2040-relative-to-2020-under-different-scenarios-and-technology-evolution-trends, Licence: CC BY 4.0