Category: Africa

Socio-economic profile and profitability of faecal sludge emptying companies

Abstract: Given the rapid demographic growth, developing countries are increasingly facing difficulties in meeting the sanitation needs of their populations. Various strategies, such as on-site sanitation, have therefore been developed to improve and fac… more »

In-plant control for water minimization and wastewater reuse: a case study in pasta plants of Alexandria Flour Mills and Bakeries Company, Egypt

Abstract: The paper shows implementation of in-plant control measures in two pasta plants and conducts economic analysis for revenues from these modifications. In order to reuse wastewater, 12 end-of-pipe samples for each plant were tested for physico-ch… more »

Ecological–economic assessment of aquaculture options: Comparison between abalone monoculture and integrated multi-trophic aquaculture of abalone and seaweeds

Abstract: Integrated multi-trophic aquaculture (IMTA) possesses ecological and socio-economic advantages, relative to single-species aquaculture. The promotion of a sustainable aquaculture industry requires that decision-makers, ecosystem managers and fa… more »

Technico-economic study of an industrial reverse osmosis desalination unit

Abstract: This work deals with the optimization of energy consumption in a reverse osmosis desalination unit which has a capacity of 30,000 m3/day. The studied unit has four double staged lines one of which is equipped with a booster pump (BP). Feed wa… more »

Bamboo Bikes Are Gaining Attention

The Bamboo Bike Project (BBP), established in 2007 with seed funding from the Earth Institute, has been working alongside the Earth Institute’s Millennium Cities Initiative (MCI) to design and build bamboo bikes that are suitable for African conditions a… more »