06/11/2014
With a closed-loop approach to ecological sanitation in the field of sewage, ECOSAN systems offer concrete advantages…
21/07/2014
Egypt’s cities grow rapidly, mostly without governmental or local planning. About 20 million of the population live in…
23/05/2014
The Bus Rapid Transit System ‚Rea Vaya‘ serves as backbone of urban development in Johannesburg. It is used by 45,000…