Water, Sewage & Effluent May June 2019 点击阅读
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Water, Sewage & Effluent

May June 2019

出版日期 / “商业, 交易” / 语言—English / 44页
South Africa’s scarce fresh water is decreasing in quality because of an increase in pollution and the destruction of river catchments caused by urbanisation, deforestation, damming of rivers, destruction of wetlands, industry, mining, agriculture, energy use and accidental water pollution. As our population increases, there is an increase in pollution and catchment destruction. 更多
Industry Has the future dried up for mining? The mining industry has not escaped the devastation caused by El Niño and careful planning is needed to ensure a sustainable future. 16 Debate Back to the future? Vetiver grass presents a low-tech, low-cost, highly sustainable add-on solution to treating wastewater. 24 Infrastructure How to build a 50Mℓ self-cleaning reservoir Pre-cast elements are used to build the colossal 15m-high Mafenya Reservoir in North West Province. We investigate the unique, 更多
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