Results 71 to 80 of about 472,047 (206)

Molecular mechanisms governing aerobic granular sludge processes

open access: yes, 2015
The aerobic granular sludge process is a promising technology for wastewater treatment. The formation and structure of aerobic granules are traditionally thought to depend highly on selection pressures, while the underlying molecular mechanisms are ...
Zhou, Yan, Liu, Yu, Xu, HuiJuan
core   +1 more source

Coal Mine Wastewater as a Secondary Resource: Advances in Treatment and Value Recovery Technologies

open access: yesEnvironmental Quality Management, Volume 36, Issue 3, September 2026.
ABSTRACT Coal mine wastewater, which has historically been considered an environmental problem, is becoming more widely recognized as a secondary resource with substantial value recovery potential. Nevertheless, recent progress demonstrates that this wastewater could be converted into highly useful, industrially available pigments (like iron oxides) by
Mokgadi G. Rapeta   +3 more
wiley   +1 more source

Reliability‐Based Evaluation of the Robustness of Constructed Wetlands for Sustainable Sanitation: Implications for Design and Operation

open access: yesWater Environment Research, Volume 98, Issue 9, September 2026.
Reliability analysis of 34 constructed wetlands showed wide operating margins for organic matter and suspended solids, but less frequent sustained compliance for nitrogen and phosphorus. Robustness should therefore be assessed using system‐ and parameter‐specific reliability, together with removal efficiency and final effluent concentration.
Clélio Rodrigo Paiva Rafael   +2 more
wiley   +1 more source

Impact of aerobic availability of readily biodegradable COD on morphological stability of aerobic granular sludge

open access: yes, 2020
Operational disturbances in aerobic granular sludge (AGS) systems can result in aerobic availability of readily biodegradable COD (rbCOD). Different from activated sludge, morphological consequences on the short and long term are not well described in ...
Haaksman, V.A. (author)   +3 more
core   +1 more source

Optimisation of Biogas Production in the Co-Digestion of Pre-Hydrodynamically Cavitated Aerobic Granular Sludge with Waste Fats

open access: yesEnergies
The characteristics of excess aerobic granular sludge, related to its structure and chemical composition, limit the efficiency of anaerobic digestion. For this reason, pre-treatment methods and compositions with other organic substrates are used.
Marcin Dębowski   +4 more
doaj   +1 more source

Fecal Steroids as Tracers of Human Population and Waste Management Practices at the Ancient Maya City of Ucanal, Guatemala

open access: yesArchaeometry, Volume 68, Issue 4, Page 646-658, August 2026.
ABSTRACT Geochemical data compiled from dried sediments from three water reservoirs at the ancient Maya city of Ucanal, Petén, Guatemala, reveal low to undetectable fecal biomarker concentrations. These low concentrations may be the result of the aerobic decay of sterols combined with well‐managed waste disposal practices.
Jean D. Tremblay   +3 more
wiley   +1 more source

Artificial Neural Networks (ANN) Approach to Modelling of Selected Nitrogen Forms Removal from Oily Wastewater in Anaerobic and Aerobic GSBR Process Phases

open access: yesProceedings, 2019
The paper presents artificial neural network models approximating concentration of selected nitrogen forms in wastewater after sequence bath reactor with aerobic granular activated sludge (GSBR) anaerobic and aerobic phase. Developed models reflected all
Piotr Ofman, Joanna Struk-Sokołowska
doaj   +1 more source

A Decade of Green Nanotechnology: Applications, Advances, and Emerging Directions

open access: yesAdvanced Sustainable Systems, Volume 10, Issue 7, July 2026.
Green nanotechnology offers a pathway to more sustainable nanomaterial design by combining renewable sources, safer synthesis methods, and evidence of performance in practical applications. This review highlights progress over the past decade across environmental remediation, agriculture, energy, and biomedicine, while emphasizing that true ...
Shabnam Manafzadeh   +3 more
wiley   +1 more source

Invasive plant species for compost production: Review of environmental and economic insights

open access: yesJournal of Environmental Quality, Volume 55, Issue 4, July/August 2026.
Abstract Invasive plant species pose significant ecological and economic challenges, threatening biodiversity and altering soil properties, while conventional control methods are often costly and resource‐intensive. This review examines the potential of composting invasive plant biomass as a viable and sustainable alternative that aligns with circular ...
Qaiser Javed   +11 more
wiley   +1 more source

Environmental Protection through Aerobic Granular Sludge Process

open access: yes
Aerobic granular sludge (AGS) represents a significant advancement in wastewater treatment technology [...
Yong-Qiang Liu, Liu, Yong-Qiang
core   +1 more source

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