With the increase of energy consumption and wastes generation due to human activities,
anaerobic digestion (AD), a technology which turns wastes into bio-energy, is receiving …

The use of wastewater sludge as a source for energy and resource recovery is a good
alternative for its management considering the legislation requirements and the circular …

Biogas production from different waste resources still has limitations due to its complex
structure and slowly biodegradable nature. To improve methane yield and anaerobic …

Sewage sludge management is now becoming a serious issue all over the world. Anaerobic
digestion is a simple and well-studied process capable of biologically converting the …

Sewage sludge, the inevitable by-product of municipal wastewater treatment plant
operation, is a key issue in many countries due to its increasing volume and the impacts …

Anaerobic digestion (AD) of waste activated sludge (WAS) is an important bio-energy
strategy that has been hindered by low conversion efficiency. This paper presents a …

Because of the rapid growth of global population and economic activity, sewage sludge
management is a global conundrum. Conventional landfilling and land-farming of sewage …

In response to strong growth in energy intensive wastewater treatment, public agencies and
industry began to explore and implement measures to ensure achievement of the targets …

Sewage sludge is rich source of carbon, nutrients, and trace elements and can be subjected
to proper treatment before disposal to fulfill government legislation and protect receiving …

This review presents the state-of-the-art sludge reduction technologies applied in both
wastewater and sludge treatment lines. They include chemical, mechanical, thermal …