Building the food secure city : incremental progress brings about change

French version available in IDRC Digital Library: Assurer la sécurité alimentaire d'une ville : les petits pas qui mènent au changementSpanish version available in IDRC Digital Library: Construyendo una ciudad con alimentación garantizada : el avance gradual conduce al cambioIn Dar es Salaam, Tanzania, compelling research and quiet advocacy is gradually changing ideas about the role of agriculture in this vibrant East African city