摘要: The actual and potential benefits of anaerobic wastewater treatment when implemented at the core a sustainable non-vulnerable environmental protection programme are described. paper focuses on sludge bed (and in particular expanded granular (EGSB)) reactor concept. Start-up these systems is shown to be rapid, within few days with seed sludges, they may applied across wide range conditions strengths wastewater. EGSB particularly suited low temperatures (10°C) very (