Results 51 to 60 of about 178,624 (294)

Functional biochar as sustainable precursors to boost the anaerobic digestion of waste activated sludge from a circular economy perspective: a review

open access: yesBiochar
The properties affecting the role of functional biochar in the anaerobic digestion of waste activated sludge were reviewed. Modifications of biochar might improve the efficacy of anaerobic digestion of sludge.
Bi Chen   +7 more
semanticscholar   +1 more source

A STUDY IN THE BIOLOGICAL TREATMENT OF THE DOMESTIC AND LOCAL INDUSTRIAL SEWAGES

open access: yesThe Iraqi Journal of Veterinary Medicine, 1990
Total sewage of the middle-sized town in our country having different local industries of various complexity may contain a large scale of harmful materials for the environmnt and aquatic life.
Sardar Mirza
doaj   +1 more source

A critical review on sustainable biochar system through gasification: energy and environmental applications [PDF]

open access: yes, 2017
This review lays great emphasis on production and characteristics of biochar through gasification. Specifically, the physicochemical properties and yield of biochar through the diverse gasification conditions associated with various types of biomass were
Chen, Season S.   +6 more
core   +1 more source

Studi Komparatif Antara Penambahan Efective Microorganism-4 (EM-4) dan Limbah Lumpur Aktif Sebagai Stimulator dalam Pembuatan Kompos di RSUP Dr. Sardjito Yogyakarta [PDF]

open access: yes, 2011
The efforts to handling amount of litter is to process the litter become compost. EM-4 and activated sludge waste of Dr. Sardjito General Hospital are stimulators useful to accelerate composting process.
ASYFIRADAYATI, REZANIA
core  

Influence of operating parameters on the biodegradation of steroid estrogens and nonylphenolic compounds during biological wastewater treatment processes [PDF]

open access: yes, 2009
This document is the unedited author's version of a Submitted Work that was subsequently accepted for publication in Environmental Science & Technology, copyright © American Chemical Society after peer review.
Ahel M.   +55 more
core   +1 more source

2‐line Ferrihydrite Enhance Microbial Synthesis of Plant Biostimulants in Composted Biosolid by Regulating Phyla Pseudomonadota and Actinomycetota

open access: yesAdvanced Science, EarlyView.
This study explores how iron and manganese oxides transform sewage sludge into plant biostimulants during composting. Non‐targeted identification reveals the main species of plant biostimulants. Metagenomic analysis reveals that 2‐line ferrihydrite specifically enriches microbial genes for biosynthesis, boosting plant‐growth promoters.
Yu Zhang   +7 more
wiley   +1 more source

Denitrification Capacity of Volatile Fatty Acids from Sludge Fermentation: Lab-Scale Testing and Full-Scale Assessment

open access: yesFermentation, 2023
This work provides insights into the possibility of integrating recovered volatile fatty acids (VFAs) into biological nitrogen removal processes. VFAs are the main products of the acidogenic fermentation of waste sludge and are an effective carbon source
Matteo Grana   +2 more
doaj   +1 more source

Vrishabhavathi Valley Wastewater Treatment Plant System Upgrade [PDF]

open access: yes, 2017
Sixteen activated sludge tanks, eight secondary clarifiers, and four return pump stations were designed for the Vrishabhavathi Wastewater Treatment plant in Bangalore India.
Chellaram, Vijay, Miller, Christian
core   +1 more source

Municipal wastewater treatment with pond technology : historical review and future outlook

open access: yes, 2020
Facing an unprecedented population growth, it is difficult to overstress the assets for wastewater treatment of waste stabilization ponds (WSPs), i.e. high removal efficiency, simplicity, and low cost, which have been recognized by numerous scientists ...
Goethals, Peter, Ho, Long Tuan
core   +1 more source

Enhancement of methane production from barley waste [PDF]

open access: yes, 2006
Two different approaches were attempted to try and enhance methane production from an industrial waste composed of 100% barley, which results from production of instant coffee substitutes.
Alves, M. M.   +3 more
core   +1 more source

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