Soil liquefaction is a phenomenon in which the strength and stiffness of a soil are reduced by earthquake shaking or rapid loading. This occurs in saturated soils when water in the earth (groundwater, in most cases) cannot drain quickly enough....
Minister of Public Works and Infrastructure – Sihle Zikalala – recently attended the Council of Built Environment’s Climate Change Indaba. Here are 7 takeaways from his keynote address: 1) A healthy environment is the basis for a healthy economy...
The enforcement of South Africa’s carbon tax is adding to the focus by mines and industry on greenhouse gas emissions, raising the interest in the potential for converting methane into energy. According to Vis Reddy, chairman of SRK Consulting in...
With extensive mining activities taking place in the area, Rustenburg Local Municipality faces numerous water challenges, where water is pumped as far as Vaalkop Dam on the Crocodile River System. Fortunately, the construction of the Mafenya...
Damage caused by clogging can cause a pump’s mechanism to slow down and lead to pump tripping or worse. Xylem’s research has found the true cause of clogging. Big or small? Clogging in wastewater systems is a common problem for...
While South Africa struggles under the burden of almost constant loadshedding, another problem, a shortage of water, is increasingly manifesting itself, creating headaches not only for consumers but also the commercial sector, particularly large...
“I’m the water man,” said Weldekiros Assefa, an engineer and water and sanitation expert for Doctors Without Borders (MSF) in Ethiopia. “I have the best job at MSF.” Assefa is checking water hand pumps in May Kwait, a small village in northwestern...
Electric motors, CO2 emission reduction and lightweight construction are key issues for the automotive sector, but what about water? Automotive manufacturers use thousands of litres of water each day – making this an ideal cost-saving and...
The City of Tshwane is acutely aware of the environmental impact that buildings and non-renewable energy have on its ecological footprint. The City has therefore taken steps to capacitate building control officers, building plan...
