Summary
The main objective of the call is to find solutions to related national problems in WASH from a town or city-specific approach. This call aims to strengthen the capacity of town or city specific WASH systems for the improvement of wash services to the country through further up-scaling activities after the completion of the research projects. The call seeks solutions to improve or re-calibrate city-wide water supply networks and sewage disposal systems; establish systems for the identification and/or maintenance of water sources; heritage-based and sustainable purification of water for the production of of portable water for national supply.