1    
Scope           
 2     References 
 3     Definitions 
        3.1     Terms defined elsewhere        
        3.2     Terms defined in this Recommendation            
 4     Abbreviations and acronyms              
 5     Conventions             
 6     Concept of circular cities      
        6.1     Challenges facing cities             
        6.2     Moving from a circular economy to a circular city          
        6.3     Definitions of circular economy             
 7     Circular cities            
        7.1     City assets and products           
        7.2     Circular city actions    
        7.3     Circular city outputs   
 8     Circular city implementation framework      
 9     Conclusions and recommendations 
Bibliography