Britain is banking on a series of ancient mines on its southwestern tip to secure a slice of the global electric car revolution. The English county of Cornwall and the surrounding area boast one of the world’s largest tin deposits yet their centuries-old mines have lain abandoned since the 1990s when a collapse in prices for the metal made them unviable. Now, however, a rise in demand for tin, along with other metals that can be used in electric vehicles, electronics and renewable energy, has helped create a global deficit and quadruple prices. British officials are supporting reopening of the mines and seeking investment, leading to a mini-rush of mining companies into […]