The Nature of Things | Nov 28, 2012 | 5:04
David Suzuki's Andean Adventure - Salar de Uyuni
Visit Salar de Uyuni, the largest salt flat in the world. Generations of Bolivians have made a living harvesting salt from this area. But underneath lies the world's largest reserve of lithium - a much needed natural resource used to build batteries for electronic devices and eventually electric cars.