![]()  | 
      ![]()  | 
    
| 
         Existing paddy field in the study area   | 
      
         Proposed irrigation area downstream of the dam (Cote d'ivoire)  | 
    
![]()  | 
      ![]()  | 
    
| 
         Paddy field affected by salt accumulation due to water shortage in the study area (Tanzania)  | 
      
         Field experiment on fertilizer application (yield reaches up to 7 ton/ha through appropriate water management and improved fertilizer application; Tanzania)  | 
    
![]()  | 
      ![]()  | 
    
| 
         Undeveloped inland valley (Dambo; Zambia)  | 
      
         Sulfur deficiency in field experiment (uneven growth among hills and yellowish leaves showing typical sulfur deficiency; Zambia)  | 
    
![]()  | 
      ![]()  | 
    
| 
         Wet season cropping along the edge of inland valley (mixed cropping of maize and rice to avoid risk of inundation or drought; Malawi)  | 
      
         Communal farm managed by a farmers' group (dry season vegetable farming by self-help of group farmers; Malawi)  |