Results 141 to 150 of about 43,332 (285)

Activated sludge population dynamics

open access: yes, 1994
The paper briefly surveys topics covered by the IAWQ Specialist Group on Activated Sludge Population Dynamics. The activated sludge population dynamics has been formulated as a branch of water science and technology concerned with phenomena governing the
Jiri Wanner
core   +1 more source

Moderate‐Temperature Hydrothermal Treatment Removes Detectable DNA and Antibiotic Resistance Genes From Municipal Sludge While Preserving Resource Value

open access: yesWater and Environment Journal, EarlyView.
This graphical abstract shows the overall study design where dewatered wastewater sludge samples were collected and subjected to a range of HT temperatures. Measurement of nucleic acid concentration and antibiotic resistance gene profiles across temperatures showed that HT at moderate temperatures offers sustainable, scalable sludge sanitation and ARG ...
R. Sean Norman   +3 more
wiley   +1 more source

Removal of Real Vegetable Oil Industry Wastewater by Electrocoagulation and Electroflotation Methods

open access: yesWater and Environment Journal, EarlyView.
This study investigated the effective treatment of real vegetable oil industry wastewater with high pollutant content using electrocoagulation and electroflotation processes with SS316 mesh electrodes. ABSTRACT This study investigated the applicability of environmentally friendly technologies for treating vegetable oil industry wastewater containing ...
Talip Turna, Yalçın Şevki Yıldız
wiley   +1 more source

Activated sludge concentration dynamics

open access: yes, 1994
The relationship between activated sludge concentration in the aeration and settling tank is determined on the basis of settling process characteristics. The relationship is used for description of the activated sludge concentration and stock dynamics in
Tenno, Robert A.,, Pelkonen, Markku,
core   +1 more source

Recent Advances in Boron Removal From Geothermal Waters: A Review

open access: yesWater and Environment Journal, EarlyView.
This review provides a comprehensive overview of boron removal technologies from geothermal fluids and highlights the limitations of conventional treatment methods. Ion exchange, hybrid processes and membrane filtration are identified as the most dominant approaches in recent studies.
Saadet Acar Can, Hasan Koseoglu
wiley   +1 more source

Current Knowledge on Phytoremediation Potential of Industrial Hemp (Cannabis sativa L.) for PFAS and Heavy Metal Contaminated Soils

open access: yesRemediation Journal, Volume 36, Issue 2, Spring 2026.
ABSTRACT This review synthesizes current research on the phytoremediation potential of industrial hemp (Cannabis sativa L.) for heavy metals, including arsenic, aluminium, mercury, copper, lead, cadmium, nickel, and zinc, as well as per‐ and polyfluoroalkyl substances (PFAS), commonly referred to as “forever chemicals.” A structured and transparent ...
Omid Ansari, Luca De Prato
wiley   +1 more source

On‐site pilot‐scale advanced oxidation pretreatment of hospital wastewater: assessment of pharmaceuticals, pathogens, antibiotic resistance genes and acute ecotoxicity

open access: yesJournal of Chemical Technology &Biotechnology, Volume 101, Issue 8, Page 1478-1491, August 2026.
Abstract BACKGROUND Hospital premises generate wastewater containing a wide spectrum of contaminants, such as pharmaceutically active compounds (PhACs), antibiotic resistance genes (ARGs) and pathogenic microorganisms, whilst plenty of them are classified under the antibiotic resistant bacteria (ΑRΒ) category.
Andreas Kaliakatsos   +11 more
wiley   +1 more source

The use of activated carbon derived from spent coffee grounds as a reusable, sustainable, and effective solution for the removal of butylparaben from water

open access: yesJournal of Chemical Technology &Biotechnology, Volume 101, Issue 8, Page 1547-1558, August 2026.
Abstract BACKGROUND Parabens, including butylparaben (BP), are widely used as antimicrobial preservatives in food, cosmetics, and pharmaceuticals, yet are poorly removed by conventional water treatment processes and pose potential risks to aquatic life and human health.
Lorena Maihury Santos Tsubouchi   +8 more
wiley   +1 more source

Dispelling the "Nocardia amarae" myth: a phylogenetic and phenotypic study of mycolic acid-containing actinomycetes isolated from activated sludge foam.

open access: yes, 2002
Right-angle branched filaments and rods micromanipulated from activated sludge foam and mixed liquor were identified as putatively novel members of the genera Gordonia, Mycobacterium and Rhodococcus using a combination of chemical, molecular and ...
Upton, J   +4 more
core  

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  

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