1. The menace of plastic water bottles: Challenges and management in the African context.- 2. Waste and health: Dewatered sludge and its potential hazard to human.- 3. Life cycle analysis for solid waste management in developing countries.- 4. Characterisation of waste fractions found in landfills.- 5. Microbial factory; utilization of biological waste for the production of beneficial by-products.- 6. Solid waste utilization - A case study of the brewing process.- 7. Valorization of tropical seaweed wastes for biogas production: A review.- 8. The future promising alternative waste to renewable energy from microbial fuel cell.- 9. Waste to wealth: The importance of yeasts in a sustainable bioethanol production.- 10. Zero waste management in seafood industry: enzymatic hydrolysis perspective