The wastewater pollution with various contaminants exposure and increased sludge
production from municipal wastewater treatment plants (WWTPs) are the two challenges …

A variety of sludge originating from wastewater treatment is increasingly accumulating
worldwide, especially in the developed regions. Fortunately, phosphorus (P) in sludge can …

In the light of European Union's Green Deal, the aim of this study was the optimization of
municipal primary sludge management, from biomethane production to the final valorization …

Classical consumer communities are gradually turning to energy prosumers who employ
innovative and self-sufficient systems. Despite the importance of wastewater treatment …

Perfluorooctanoic acid (PFOA) is a type of persistent organic pollutant that has been
detected in wastewater treatment systems, subsequently entering the waste activated sludge …

Anaerobic digestion (AD) of readily hydrolysed substrates such as fruit waste requires the
addition of a pH buffering agent. This study evaluated the use of bottom ash from the …

Anaerobic digestion of food waste is operationally challenged by rapid over-acidification.
Bottom ash, a largely abandoned solid waste from biomass power generation, was …

Traditionally, anaerobic digestion has been applied to mixed sludge, combining primary
sludge (PS) with secondary sludge. However, recent research has unveiled the advantages …

Sludge incineration bottom ash (SA), a solid waste generated by incineration of waste
activated sludge (WAS), has been demonstrated as an inexpensive additive to increase …

Emission of volatile organic compounds (VOCs) during sludge incineration was explored
after the addition of calcium hydroxide (Ca [OH] 2), and the effects of incineration …