Some of the 24,000 mirrors called 'heliostats' at the eSolar Sierra SunTower power plant in Lancaster, California in the Mojave Desert. - 

A new solar power plant, Ivanpah, is getting ready to come online in California's Mojave Desert. Solar facilities like Ivanpah could be the future -- or, they could be a footnote in the history of clean energy.

Dave Levitan, who has been reporting on desert solar power plants for Scientific American, joins Marketplace Tech host Ben Johnson to discuss.

Follow Ben Johnson at @@TheBrockJohnson