The World’s Largest Indoor Farm Produces 10,000 Heads of Lettuce a Day in Japan Source: The World’s Largest Indoor Farm Produces 10,000 Heads of Lettuce a Day in Japan | Inhabitat – Sustainable Design Innovation, Eco Architecture, Green Building Share this:Click to share on WhatsApp (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Like this:Like Loading...