NPR Audio: In Chicago a Plan to Quench Food Deserts (Aug 12, 2010): Walgreens is piloting several food centers in Chicago after Mayor Daley approached the chain about helping end "food deserts" -- areas bereft of grocery stores and food options. Walgreens is now selling fresh produce and light perishable groceries in low-income and/or black communities in Chicago. Listen here
Can America's Urban Food Deserts Bloom? (TIME)
Map from the Maryland Institute College of Art here.