Results 71 to 80 of about 71,385 (248)

Integrating One Health to Mitigate the Emergence and Spread of Antimicrobial Resistance in Livestock and Aquaculture

open access: yesAnimal Research and One Health, EarlyView.
Antimicrobial resistance (AMR) is an escalating global threat driven by antimicrobial use in aquaculture and livestock. Resistant pathogens and genes can spread across humans, animals, and the environment through interconnected ecosystems. Using a One Health approach, this review emphasizes antimicrobial stewardship, regulatory strengthening, enhanced ...
Mir Mohammad Ali   +10 more
wiley   +1 more source

Co-conditioning and dewatering of alum sludge and waste activated sludge

open access: yesWater Science and Technology, 2004
Co-conditioning and dewatering behaviors of alum sludge and waste activated sludge were investigated. Two different sludges were mixed at various ratios (2:1; 1:1; 1:2; 1:4) for study. Capillary suction time (CST) and specific resistance to filtration (SRF) were utilized to assess sludge dewaterability.
J Y, Lai, J C, Liu
openaire   +2 more sources

A sustainable business ecosystem: a case study demonstrating biochar's potential

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The need for renewable, climate‐friendly resources has become urgent as legislators worldwide have sought to find ways to cut emissions while ensuring resource security for consumers. The use of biochar could help to achieve these goals. This study examines the current state of commercial biochar production and the maturity of the related ...
Kivijakola Juuso   +4 more
wiley   +1 more source

Occurrence of Clostridium difficile in two types of wastewater treatment plants

open access: yesJournal of the Formosan Medical Association, 2015
Wastewater is a potential environmental source of Clostridium difficile, although a direct link with community-acquired C. difficile infection (CA-CDI) in humans has not yet been established. The present study was performed to determine the occurrence of
Mahnaz Nikaeen   +3 more
doaj   +1 more source

Sludge Production and Disposal for Small Cold Climate Bio-Treatment Plants [PDF]

open access: yes, 1972
Ultimate disposal of wastewater sludge has long been a problem which to a large degree has been ignored. Haney (1971) stated that: "Until process sludge can be handled with minimum environmental impact, we cannot claim to have a viable wastewater ...
Tilsworth, Timothy
core  

Waste activated sludge high‐rate treatment of septage: Biodegradability studies and contact phase trials towards a cleaner environment

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The waste activated sludge high‐rate (WASHR) process, developed in our previous study, is used for septic wastewater treatment. This high‐rate contact stabilization pre‐treatment uses typical waste streams found in wastewater treatment plants to reduce a portion of the loadings on the main treatment trains.
Arman Shirali   +2 more
wiley   +1 more source

Wpływ nawożenia kompostowanymi osadami ściekowymi z dodatkiem CaO lub popiołu z węgla brunatnego na skład chemiczny roślin

open access: yesAgronomy Science, 2004
The influence of fertilization with composted mixtures of waste activated sludges with CaO or ash from brown coal on the content of calcium, magnesium, potassium and sodium in the tested plants was studied.
Stanisław Kalembasa   +1 more
doaj  

Study on the waste activated sludge dewatering effect and mechanism conditioned by persulfate induced with iron-based sludge biochar

open access: yesGongye shui chuli
In order to improve the dewatering performance of waste activated sludge,iron-based sludge biochar(Iron-SBC) activating persulfate(PDS) was used to treat sludge.
ZHANG Jing   +5 more
doaj   +1 more source

Bio-Processes of the Oxidation Ditch When Subjected to a Sub-Arctic Climate [PDF]

open access: yes, 1972
Alaska's far northern area is sparsely populated primarily because of a severe climate which varies from northern temperate to Arctic. Construction and power costs are high. Skilled operating personnel are scarce and expensive, if available. Receiving
Murphy, R. Sage, Ranganathan, K. R.
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

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