Results 281 to 290 of about 297,922 (356)

Thermochemical conversion of sewage sludge: A critical review

open access: yesProgress in Energy and Combustion Science, 2020
The increasing levels of sewage sludge production demands research and development to introduce more commercially feasible options for reducing socio-economic and environmental problems associated with its current treatment.
Ningbo Gao, Cui Quan, Paul T Williams
exaly   +2 more sources

Presence of SARS-Coronavirus-2 RNA in Sewage and Correlation with Reported COVID-19 Prevalence in the Early Stage of the Epidemic in The Netherlands

open access: yesEnvironmental Science and Technology Letters, 2020
In the current COVID-19 pandemic, a significant proportion of cases shed SARS-Coronavirus-2 (SARS-CoV-2) with their faeces. To determine if SARS-CoV-2 RNA was present in sewage during the emergence of COVID-19 in The Netherlands, sewage samples of six ...
Gertjan Medema, Goffe Elsinga
exaly   +2 more sources

Review on pretreatment techniques to improve anaerobic digestion of sewage sludge

, 2021
Anaerobic digestion (AD) of sewage sludge is one of the most efficient, effective, and environmentally sustainable remediation techniques; however, the presence of complex floc structures, hard cell walls, and large amounts of molecular organic matter in
V. Nguyen   +12 more
semanticscholar   +1 more source

Hydrothermal carbonization for energy-efficient processing of sewage sludge: A review

Renewable and Sustainable Energy Reviews, 2019
Hydrothermal carbonization is an important thermochemical conversion process that can be used as an energy-efficient alternative to enhance the dewaterability of sewage sludge and meanwhile to convert sewage sludge into high value-added products, such as
Liping Wang, Aimin Li
exaly   +2 more sources

Sewage sludge treatment methods and P-recovery possibilities: Current state-of-the-art.

Journal of Environmental Management, 2022
With the growing emphasis on environmental protection, the ways of sewage sludge treatment are changing. In this review, we analyse different methods of sewage sludge treatment in terms of potential environmental risk and raw materials recovery.
Matěj Hušek, J. Moško, M. Pohořelý
semanticscholar   +1 more source

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