The University of Twente is helping the paper industry to convert paper sludge -- the largest waste stream from paper factories -- into bio-oils and raw materials suitable for re-use. At the end of ...

Oily sludge, a viscous residue generated by the petroleum and petrochemical industries, presents a formidable environmental challenge due to its high content of hydrocarbons, heavy metals and other ...

To handle increasing wastewater loads, sewage treatment plants are adopting more advanced treatment processes. However, many of these approaches require additional space and energy, highlighting the ...

BROCKTON — Brockton balked on a $34.8M plan to turn sewage sludge into "biochar" it could sell for $300 a ton. Mayor Robert Sullivan said Friday that he put the proposal on pause after pushback from ...

A proposal for a sewage sludge pyrolysis facility in the Quonset Business Park has been paused, and the town has hired legal ...

Over the past few years I have become an academic expert in “sewage sludge” – the residual, semi-solid mix of excrement packed with microorganisms that is left behind within wastewater treatment ...

Controversial plans to generate electricity by heating an oily sludge to 900C (1652F) have been refused by Pembrokeshire council. Barcud Energy from Cardiff had applied to open a pyrolysis plant at ...