Donald Trump’s quest for essential minerals has taken him from Greenland to Ukraine. He’s not alone in wanting extra metals, which can be wanted for all the things from elevated electrification to extra and larger artificial-intelligence (AI) information centres and sturdier energy grids. Based on BCG, a consultancy, a couple of fifth of the minerals considered required by 2035 have but to be discovered (see chart 1). Billions of {dollars} are being invested in looking for new deposits, however few folks know the place all of the required minerals will come from.