On a bright afternoon in August, the shore on the North Arm of the Great Salt Lake looks like something out of a science fiction film set in a scorching alien world. … This otherworldly scene is the test site for a company called Lilac Solutions, which is developing a technology it says will shake up the United States’ efforts to pry control over the global supply of lithium, the so-called “white gold” needed for electric vehicles and batteries, away from China. … Lilac is not the only company in the US pushing for DLE. In California’s Salton Sea, developers such as EnergySource Minerals are looking to build a geothermal power plant to power a DLE facility pulling lithium from the inland desert lake.