Jason Shoultz reveals how Chicago’s Downtown Marriott sources food from local farmers and raises vegetables for its restaurants on the hotel roof. Rob Stewart travels to South Carolina where businesswoman Darla Moore is working to improve her farming community with a world class botanical garden. Researchers in California and the Carolinas work to save the honeybee. Chef Sharon Profis sweetens up a main dish and dessert using honey. A northern California family tries urban farming.

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