Author:Semelane, Maphumzane S; Tazvinga, Henerica; Diakanua Nkazi, BDate:Aug 2018This paper describes an investigation into sustainable operational methods for micro-scale biodigesters. The findings indicate a compulsory maintenance contract that ensures constant digester feeding for microorganism sustenance is essential. ...Read more
Author:Stafford, William HLDate:Jan 2020The adequate collection and disposal of municipal waste remains a challenge in most African town and cities. Both wastewater (i.e., sewage) and solid waste [i.e., municipal solid waste (MSW)] pose health and environmental risks as a direct ...Read more