5 urban agriculture has taken hold in many cities across canada and europe—the practice is still a novelty in many u. s. cities. organizers are hoping to change people’s ideas about farming by showing people that big things can happen with a little patch of soil and some seeds. recently, volunteers transformed the lawn in front of san francisco’s city hall from a quarter acre of grass into a lush garden of tomatoes, spinach, and beans. san francisco’s food bank will receive donations from the harvested food.

what is the best way to summarize paragraph 5?