As peas and soy, crickets and fungus are increasingly eyed as sustainable protein sources, a group of entrepreneurs is looking a little lower on the food chain — at piles of waste. Sunflower tailings are among the scraps being “upcycled” into protein-rich food requiring less energy than meat to make. Planetarians, a California startup, says […]

Know more, do more.

You'll get access to all of our original analysis, exclusive features, and more for just $9.