Effect of polyethylene microplastics on activated sludge process – accumulation in the sludge and influence on the process and on biomass characteristics.
According to previous research, it has been proved that wastewater treatment plants (WWTPs) can retain more than 90% of the MPs contained in wastewater. However, a significant fraction of the MPs removed in WWTPs is retained in the sludge floc and this may lead to an environmental issue since biosolids […]