Results 41 to 50 of about 100,371 (183)

Enhancing biogas production through anaerobic co-digestion of thickened sewage sludge and rice straw

Ain Shams Engineering Journal
Anaerobic co-digestion offers a promising approach to enhancing biogas production from surplus by-products of wastewater treatment plants (WWTPs) and agricultural waste while reducing environmental negative impact.
Ghada M. Ahmed, Mona M. Galal, Sayed I. Ali, Mohamed H. Moustafa, Hesham S. Abdel-Haleim   +4 more
doaj   +1 more source

Preventing diseases in an urban scale

E3S Web of Conferences, 2018
A perfect setup to prevent epidemics is currently in affect throughout the world. Sanitary engineering, though not directly, is largely responsible for the annihilation of many diseases that used to be very problematic, such as typhus or cholera. However,
Dmochowski Tymon
doaj   +1 more source

Enhancing Phenol Conversion Rates in Saline Anaerobic Membrane Bioreactor Using Acetate and Butyrate as Additional Carbon and Energy Sources

Frontiers in Microbiology, 2020
Phenolic industrial wastewater, such as those from coal gasification, are considered a challenge for conventional anaerobic wastewater treatment systems because of its extreme characteristics such as presence of recalcitrant compounds, high toxicity, and
Víctor S. García Rea, Julian D. Muñoz Sierra, Julian D. Muñoz Sierra, Laura M. Fonseca Aponte, Daniel Cerqueda-Garcia, Kiyan M. Quchani, Henri Spanjers, Jules B. van Lier   +7 more
doaj   +1 more source

Persistence of pathogens and bacterial community dynamics in tropical soil after application of raw sewage

Scientific Reports, 2023
The objective of this work was to evaluate the persistence of faecal indicators and pathogenic organisms (Salmonella spp., Escherichia coli and viable helminth eggs) and the structure/diversity of bacterial communities in soil receiving raw sewage (RS ...
Marcus Vinícius Araújo Marques, Bruna Coelho Lopes, Thiago Henrique Ribeiro Silvério, Marcos von Sperling, Thiago de Alencar Neves   +4 more
doaj   +1 more source

Ferrate as a coagulant prior to sand filters treating secondary wastewater effluent for reuse

Water Science and Technology
Wastewater reuse is one of the crucial water resources in Egypt due to the ongoing need to increase water resources and close the supply-demand gap.
Omar Gaber, Walid Elbarki, Mai Fayed, Samia Ahmed Abdelrahman Aly   +3 more
doaj   +1 more source

Anaerobic Conversion of Saline Phenol-Containing Wastewater Under Thermophilic Conditions in a Membrane Bioreactor

Frontiers in Bioengineering and Biotechnology, 2020
Closing water loops in chemical industries result in hot and highly saline residual streams, often characterized by high strength and the presence of refractory or toxic compounds.
Julian D. Muñoz Sierra, Julian D. Muñoz Sierra, Víctor S. García Rea, Daniel Cerqueda-García, Daniel Cerqueda-García, Henri Spanjers, Jules B. van Lier   +6 more
doaj   +1 more source

Alkaline and acid solubilisation of waste activated sludge

Water Science and Technology, 2021
The influence of acidic and alkaline conditions on the solubilisation process of waste activated sludge (WAS) was investigated using HCl and NaOH at pH 2, 10, 11 and 12.
Tales Abreu Tavares de Sousa, Fernanda Patrício do Monte, José Vanderley do Nascimento Silva, Wilton Silva Lopes, Valderi Duarte Leite, Jules B. van Lier, José Tavares de Sousa   +6 more
doaj   +1 more source

CURRENT SANITARY-ECOLOGICAL STATE AND ENSURING OF SAFETY EXPLOITATION OF FRESH GROUND WATERS INTAKES FOR DRINKING PURPOSES WITHIN THE LIMITS OF THE KHMAO - YUGRA TERRITORY

Известия высших учебных заведений: Нефть и газ, 2015
Based on the results of the hydro-geo-ecological investigation carried out at acting drinkable water intakes lo-cated at settlements within the limits of the KHMAO-Yugra territory an estimation was made of sanitary-engineering state of water-intake ...
M. V. Vashurina, A. V. Fyodorova
doaj   +1 more source

Environmental applications of Effective Microorganisms: a review of current knowledge and recommendations for future directions

Journal of Engineering and Applied Science, 2021
Nowadays, beneficial microorganisms are getting wider applicability. One example is referred to as Effective Microorganisms (EM) having its composition kept a secret.
Safwat M. Safwat, Minerva E. Matta
doaj   +1 more source

Catalytic degradation of norfloxacin using persulfate activation by Ni-Fe layered double hydroxide catalyst supported on activated carbon

Scientific Reports
This study investigated the catalytic degradation of Norfloxacin (NOR), a persistent fluoroquinolone antibiotic, using a novel Ni-Fe Layered Double Hydroxide supported on Activated Carbon (NiFe-LDH@AC) as a catalyst.
Adel Adly, Mona M Galal, Minerva E Matta
doaj   +1 more source