1. Introduction                       

2. From a linear to a circular economy: What is the role of urban agriculture?    

2.1 Urban agriculture            

2.2.Urban agriculture in a circular economy                         

3. SiEUGreen Project              

4. Pathways towards more circular cities: Enablers and challenges of urban agriculture      

4.1 Environmental impacts of UA and circularity of resources                    

4.2Technological developments in UA        

4.3 Economic dimension: the business case of UA & circularity                 

4.4 The social and cultural dimensions of UA                       

4.5 Regulatory and institutional issues: governance for a more circular UA                         

5. Looking to the future of UA in a circular economy           

6. References