As an efficient and low-cost adsorbent, biochar has been widely used in the adsorption and
removal of dyes, antibiotics and phenols from wastewater. Biochar is produced with gas and …

Large-size woody biomass is a valuable renewable resource to replace fossil fuels in
biorefinery processes. The preprocessing of wood chips and briquettes is challenging to …

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 …

With the quick increase in industrialization and urbanization, a mass of sludge has been
produced on the account of increased wastewater treatment facilities. Sewage sludge (SS) …

With the substantial increase in sludge production, the disposal of sludge and the reduction
of secondary pollution by heavy metals have become one of the hottest topics in the field of …

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 …

Thermal processing of sewage sludge (SS) has received increasing attention in recent
years. Thermal processes valorise the carbon rich organic fraction of SS, while effectively …

Proper disposal of ever-increasing amounts sewage sludge and cotton stalks is a challenge
around the world, and conversion of these wastes into biochars via co-pyrolysis may be a …

The effects of calcium sulfate (CaSO 4) dosage (mass ratio of CaSO 4 to sludge), pyrolysis
temperature and holding time on speciation distribution of Cr, Pb, Cu, Ni and Zn in biochar …

Conversion of sewage sludge and agriculture straws into biochars via co-pyrolysis is a
promising strategy for the safe disposal and reuse of sewage sludge. In this study, biochars …