Old properties and empty lots in cities and towns around the United States are finding new life as urban farms. Eco City Farms in Edmonston, Maryland, is located near shopping centers, car repair shops and homes.美国城镇的老房子和空地被赋予了新的用途—城市农场。马里兰州埃德蒙顿的生态城市农场坐落在几家购物中心，修车厂和住宅附近。
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