Within the past month, the Biden administration has approved the Rhyolite Ridge lithium-boron mine in Nevada and loaned $2.6 billion to the company developing Thacker Pass, another lithium mine in the state. A project in California's Salton Sea started construction earlier this year. The three sites, expected to come online between 2026 and 2028, would massively increase the US's lithium supply. Since the 1960s, only one site, Silver Peak, in Nevada, has operated in the country.

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