Quite extraordinary that we now live in a world of 8 billion people, up from around 4.6 when I was born. In addition to advances in building circular economies, we’ll need to find a lot of new #oredeposits with sufficient #resources to sustain it, and continue to develop quality of life, particularly in the context of a deteriorating climate. https://www.bbc.co.uk/news/world-63623307 #population #g20 #mineralexploration