A recent spill of bio-beads – small plastic pellets used by some wastewater treatment facilities since the 1990s – has brought renewed attention to a problem that has been quietly accumulating in ...

While the anaerobic-anoxic-oxic (AAO) process is the most widely applied biological wastewater treatment process in municipal wastewater treatment plants (WWTPs), it struggles to meet the increasing ...

Lack of safe drinking water due to pollution is one of the gravest problems faced by humans today. According to an estimate by the World Health Organization, more than two billion people live in water ...

IIT Guwahati researchers have pioneered a biological process using sulphate-reducing bacteria to remove lead from acidic ...