The Productive City: Urban agriculture on the map

This article was invited by the editors of the Urban Design Group Journal for their special issue on "Food and the city". Lead by Bohn and co-written with Viljoen, the article reviews the development of urban agriculture during the past twenty years and highlights challenges in providing for urban food growing practice with reference to the emergence of economically independent enterprises. The authors' own "CPUL City" concept is being presented and its different scales are illustrated