Results 21 to 30 of about 46,811 (265)

Biological Composition of Sewage Sludge in the Aspect of Threats to the Natural Environment

open access: yesArchives of Environmental Protection, 2014
One of the prerequisites for sustainable development is integrated waste management, including sewage sludge. Besides its good fertilization properties, sewage sludge, which is an inevitable by-product of sewage treatment, accumulates toxic chemical ...
Bień January, Nowak Dorota
doaj   +1 more source

Structural changes in lipid-free humic acids during composting of sewage sludge [PDF]

open access: yes, 2005
Structural changes in humic acids (HAs), extracted after lipid removal from sewage sludge during composting, were investigated using various chemical methods (elemental analysis, Fourier transform infrared spectroscopy and 13C-nuclear magnetic resonance
Amir, Soumia   +4 more
core   +1 more source

Sorption of Heavy Metals by Sewage Sludge and Its Mixtures with Soil from Wastewater Treatment Plants Operating in MBR and INR Technology

open access: yesMembranes, 2021
Sewage sludge is a very complex system, with solids and water. It is generated as waste from wastewater treatment. Sewage sludge is used to fertilize agricultural and forest areas and to rehabilitate devastated areas.
Robert Kowalik   +2 more
doaj   +1 more source

Effect of influent organic content on digested sludge extracellular polymer content and dewaterability [PDF]

open access: yes, 2002
The organic composition of the feed sludge to six laboratory-scale anaerobic digesters was adjusted by substituting a proportion of the primary sludge for glucose or propionic acid solution.
Stephenson, Tom, Houghton, Jennifer I.
core   +1 more source

Moisture distribution in sewage sludge based on soil-water characteristic curve

open access: yesYantu gongcheng xuebao, 2021
The dewatering characteristic of sewage sludge is closely related to its moisture distribution. The researches on the moisture distribution characteristics in the sewage sludge are of important theoretical significance.
ZHAN Xin-jie 1, 2, ZHAN Liang-tong 3, 4, LIN Wei-an 3, 4, CHEN Yun-min 3, 4
doaj   +1 more source

Mini-Review: Pharmaceuticals in sewage sludge and their degradation during composting – recent studies in Estonia

open access: yesAgraarteadus, 2020
Pharmaceuticals are present in sewage sludge and its compost. This may cause severe health problems due to the plant uptake of pharmaceuticals by food plants when sewage sludge compost is used for fertilizing agricultural soils.
Lembit Nei   +2 more
doaj   +1 more source

Investigation on the adsorption of antibiotics from water by metal loaded sewage sludge biochar

open access: yesWater Science and Technology, 2021
Application of sewage sludge biochar as an adsorbent for antibiotics treatment has obtained special attention owning to its low cost and surface functionality.
Xiulei Fan   +5 more
doaj   +1 more source

Evaluation of the genotoxic and teratogenic potential of a municipal sludge and sludge-amended soil using the amphibian Xenopus laevis and the tobacco: Nicotiana tabacum L. var. xanthi Dulieu [PDF]

open access: yes, 2003
The toxic, genotoxic and teratogenicpotential of amunicipal sewage sludge was assessed using the micronucleus assay on the larvae of the amphibianXenopuslaevis and with the tobacco somatic mutation test using the yellow–green xanthiDulieu mutant a1+/a1 ...
Gauthier, Laury   +4 more
core   +1 more source

Possibilities of reducing risks of environment contamination from sewage sludge [PDF]

open access: yesZbornik Radova: Geografski institut "Jovan Cvijić", 2013
The paper deals with the examination of samples of sewage sludge mixed with charcoal. The aqueous extracts were prepared from the experimental samples of the sewage sludge mixing with charcoal.
Ďuricová Anna   +2 more
doaj   +1 more source

The effectiveness of anaerobic digestion in removing estrogens and nonylphenol ethoxylates [PDF]

open access: yes, 2012
This is the post-print version of the final paper published in Journal of Hazardous Materials. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural ...
Y.K.K. Koh   +15 more
core   +1 more source

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