References: [1] https://www.aurecongroup.com/markets/… [2] https://www.theguardian.com/australia… [3] https://www.energycouncil.com.au/anal… [4] https://www.reuters.com/article/us-au… [5] https://www.researchgate.net/publicat… [6] Note: Many different sources quote different figures. There are of course high margins for error when estimating the total quantity of an element on a planet. https://en.wikipedia.org/wiki/Abundan… [7] https://www.researchgate.net/publicat… [8] https://iopscience.iop.org/article/10… [9] https://ambri.com/benefits/ [10] https://www.sciencedirect.com/science… [11] https://ambri.com/benefits/ [12] https://about.bnef.com/blog/behind-sc… [13] https://www.nature.com/articles/srep1… [14] https://www.greentechmedia.com/articl… [15] https://www.datacenterdynamics.com/en… [16] https://energycentral.com/c/iu/how-an…