Scientists from Heriot-Watt and the University of South Africa have developed a method to convert hazardous acid mine drainage into a valuable resource for drinking water treatment, offering hope for ...

Bengaluru: Greater Bengaluru Authority has outlined three major fronts to push circular-economy reforms: dust pollution, stormwater-drain contamination, and solid waste management."Air quality and ...

"Active and derelict coal and gold mines in South Africa discharge close to 400 million liters of acid mine drainage per day, and this demonstrates the viability of using this wastewater stream as a ...