This high-tech robot farm could change our food supply forev

Join the BBC’s Planet Earth III film crew and go behind the scenes in the city farm that’s transforming fields into towers and running almost everything with robots.

Related Keywords

California , United States , Dickson Despommier , Compton Walmart , Zach Levi Rodgers , Los Angeles , Columbia University , San Francisco Based , Planet Earth , Nate Storey , Colorado River , Making Of , Frozen Planet ,