Chicago Sun-Times Green roofs are wonderful things, keeping buildings cool and reduce heat island effects. But you usually can’t eat them. Now, rooftops around the world are being put to productive use as sources of food. Often they are tied to restaurants; Uncommon Ground in Chicago has a 2500 square foot rooftop garden. The executive chef tells the Chicago Sun-Times: “We just used the peppers from the garden and stuffed them with chorizo. When things from the farm are ready, we’ll incorporate it however we can. I come up once a day to see what’s rip… Read the full story on TreeHugger

Read more here: 
Green Roofs Are So Last Year; Rooftop Farms Are The Growing Thing