The international experience demonstrates that, the best water and sewerage services are those where the cost are fully paid for by the consumer, through the establishment of tariffs. This includes investment costs and operational costs. Whenever the tariffs are settled below the full service costs either the tax-payers end up paying the bill, thus subsidizing inefficient service providers or, ...

In this study, the importance of renewable energy as a complement to meeting demand in Africa was investigated. most African countries, larger percentage power generation is from fossil fuel-based sources, and without doubt, can be complemented with meet per country global interest on climate change. Nigeria, Cameroon, Ghana South are among leading countries that blessed an abundance resources,...