S1E356 - The Sand Mafias

People are being killed over sand. Not diamonds, not lithium, not rare earths - sand, the second-most consumed resource on earth after water, and the one nobody thinks about twice. Mette Bendixen, a geoscientist at McGill, studies where it comes from and who pays the price for it. Dubai imports its sand from Australia. Greenland's melting ice sheet is quietly producing a new export. And somewhere in Rwanda, a woman crushes stones by hand for two weeks to earn twenty dollars. The foundation of the modern world turns out to be a resource with no lobby, no regulation, and...