CONCLUSION
The need for adoption and implementation of source separation of solid waste as part of a sustainable and integrated solid waste management system in Ghana and other countries with developing economies cannot be over emphasised. The benefits of such a process in reducing the financial and environmental burdens of solid waste management are evident from developed countries. The results of the study has established and provided guidelines for the implementation of the process in Ghana and other developing countries. Generally citizens are willing to participate and have reasonably proved they have the ability to source separate waste in the country. An initial two-stream source separation process followed by a three-stream process where biodegradables and plastics would be separated from all other municipal solid waste components has been established as the most preferred option. The successful attainment of future source separation system would require t he provision of free or subsidised bins to householders. According to (MLGRD, 2010c), primary separation of solid waste at the household level will serve an effective response to the increasing waste volumes and changing waste streams due to varying life-styles in developing countries.
The study has also established the fact that householders play a higher premium on consistency of solid waste collection as a necessity towards their cooperation and participation to future source separation programmes. For the purpose of achieving
any practical success on source separation of municipal solid waste in the metropolis that could possibly lead to a nation- wide adoption of the process, it would be beneficial if waste managers, engineers and policy makers aim at providing the required resources and motivation to help pilot and sustain the practice. This will enable implementers to ascertain the progress and real challenges of the process since in many survey processes, what people claim they will do, and what they actually do when reality dawns are not the same.