Sewage sludge disposal with energy recovery

What is it about?

This paper reviews recent research to make sewage sludge disposal safer, more environmentally friendly and still to obtain some benefit from it, namely energy, from its organic content.

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Why is it important?

Topics covered include incineration, anaerobic digestion, pyrolysis and gasification, with a view to contributing to an integrated response to the problem of sewage sludge treatment and disposal.