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20 resultsShowing papers similar to Sustainable control of microplastics in wastewater using the electrochemically enhanced living membrane bioreactor
ClearSustainable removal of contaminants of emerging concern from wastewater by the living membrane bioreactor: effect of the co-occurrence of microplastics and antibiotics
Researchers investigated a living membrane bioreactor (LMBR) for removing the antibiotic ofloxacin and oxidized polyethylene microplastics from urban wastewater, finding that the biological membrane effectively retained both contaminants of emerging concern and that microplastics acted as antibiotic carriers, with their co-presence influencing overall removal efficiency.
Removal of microplastics from wastewater through electrocoagulation-electroflotation and membrane filtration processes
Researchers investigated electrocoagulation-electroflotation and membrane filtration for removing microplastics from wastewater, finding that combining these processes effectively recovers microplastic particles from treatment plant effluent.
Enhancing Microplastics Removal from Wastewater Using Electro-Coagulation and Granule-Activated Carbon with Thermal Regeneration
Combining electrocoagulation with granular activated carbon treatment significantly improved microplastic removal from wastewater compared to standard treatment, achieving removal efficiencies above 95% and offering a feasible enhancement for sewage treatment plants.
The exploitation of bio-electrochemical system and microplastics removal: Possibilities and perspectives
This review explores bio-electrochemical systems as a sustainable alternative for removing microplastics from water, since current removal methods are costly, energy-intensive, and can release toxic chemicals. Bio-electrochemical systems use microorganisms to generate electricity while simultaneously treating wastewater, offering a cleaner approach. Though still in early research stages, this technology could provide an efficient and environmentally friendly way to reduce microplastic contamination in water supplies.
Electrochemically Coupled Anaerobic Membrane Bioreactor Facilitates Remediation of Microplastic-Containing Wastewater
Researchers tested an electrochemically coupled anaerobic membrane bioreactor for treating microplastic-containing wastewater and found that electrical stimulation effectively counteracted the inhibitory effects of microplastics on microbial metabolism. The system improved methane production, microbial viability, and enzyme activity compared to conventional anaerobic treatment in the presence of microplastics. The study suggests that combining electrochemical and biological approaches could improve both wastewater treatment efficiency and energy recovery when microplastics are present.
Comparative evaluation of activated sludge and electrocoagulation for microplastics removal from sewage
Researchers compared conventional activated sludge treatment and electrocoagulation for microplastic removal from sewage in Egypt, finding that activated sludge achieved 83% removal while subsequent electrocoagulation treatment raised overall removal to over 91%, with polyethylene and polypropylene confirmed as the dominant polymer types in both influent and effluent.
Utilizing Electrosorptionfor Efficient Removal ofPolyethylene Microplastics from Water: Critical Factors and MechanisticInsights
An electrosorption method was developed to remove polyethylene microplastics from wastewater, demonstrating improved removal efficiency compared to conventional treatment, especially for smaller particles that typically escape standard wastewater treatment plants.
Evaluating the impact of innovative algae- based membrane bioreactors against the emerging microplastic crisisin combating water pollution
This study evaluated algae-based membrane bioreactors for removing microplastics and other emerging contaminants from wastewater, finding that combining algal biomass with membrane filtration improved MP removal efficiency compared to conventional biological treatment alone.
Treatment of electroplating wastewater using electrocoagulation and integrated membrane
This study developed an electrocoagulation and membrane filtration system that removes over 99% of heavy metals from industrial wastewater. While not directly about microplastics, the technology is relevant because microplastics in water often carry heavy metals that can leach into drinking water. Improved industrial wastewater treatment reduces the overall toxic burden in water systems that people depend on.
Removal of Microplastics from Wastewater by Methods of Electrocoagulation and Adsorption
This review examines electrocoagulation and adsorption methods for removing microplastics from wastewater, comparing them against conventional physical, chemical, and biological approaches in terms of removal efficiency, cost, and practical scalability.
Bioelectrochemical anaerobic digestion mitigates microplastic pollution and promotes methane recovery of wastewater treatment in biofilm system
Researchers found that bioelectrochemical systems can simultaneously break down microplastics in wastewater and recover methane gas for energy. The systems enhanced the degradation of polyethylene and polyvinyl chloride particles while maintaining healthy biofilm communities on the electrodes. The study suggests that combining electrochemistry with biological treatment could offer a practical approach to both microplastic removal and renewable energy recovery from wastewater.
Preventing Microplastic Release into Oceans through Wastewater Treatment Technologies.
Comparing immersed and sidestream membrane bioreactors for microplastic removal from wastewater, this analysis found membrane bioreactors more efficient than conventional treatment, identifying them as a key technology to prevent microplastic release to oceans.
Occurrence, identification and removal of microplastics in a wastewater treatment plant compared to an advanced MBR technology: Full-scale pilot plant
Researchers compared microplastic removal efficiency between a standard wastewater treatment plant and an advanced membrane bioreactor (MBR) system and found MBR technology achieved 99.7% removal — far outperforming conventional treatment — suggesting upgraded filtration systems are critical to keeping microplastics out of waterways.
Comparative Analysis of Electrochemical Oxidation and Biodegradation for Microplastic Removal in Wastewater
Researchers compared electrochemical oxidation and biodegradation for removing polystyrene microplastics from wastewater, finding that electrochemical oxidation achieved superior removal efficiency and could serve as a more effective treatment pathway at wastewater treatment plants.
Electrocoagulation as a Possible Treatment for Wastewater Contaminated with Microplastics - A Review
This review examined electrocoagulation and hybrid membrane technologies as innovative approaches for removing microplastics from wastewater, noting that MPs are omnipresent pollutants capable of biomagnification. The review covered the effectiveness of electrochemical processes, advanced oxidation, and membrane filtration systems including their combination for enhanced microplastic removal.
Review and future outlook for the removal of microplastics by physical, biological and chemical methods in water bodies and wastewaters
This review compares physical, biological, and chemical methods for removing microplastics from water and wastewater, including newer approaches like advanced membranes, bacterial degradation, and electrochemical treatment. Each method has trade-offs between removal efficiency, cost, and environmental impact, and no single technique currently solves the problem completely. The review emphasizes that developing effective microplastic removal technology is urgent for protecting both ecosystems and human drinking water supplies.
Micro- and nanoplastics removal mechanisms in wastewater treatment plants: A review
This review examines how conventional wastewater treatment plants remove micro- and nanoplastics, and evaluates advanced technologies like membrane filtration and electrocoagulation that could improve removal rates. While existing treatment plants can capture most microplastics, they still release significant quantities into waterways through their enormous discharge volumes. The study highlights that biological treatment steps may also transform microplastics in potentially harmful ways that need further investigation.
A comprehensive review of microplastics in wastewater treatment plants
This review surveys microplastic removal technologies used in wastewater treatment plants, comparing membrane bioreactors, electrocoagulation, coagulation-sedimentation, and biodegradation approaches. Understanding removal efficiency at treatment plants is critical because they are a primary pathway by which microplastics — and the toxic chemicals they carry — reach rivers, coastal waters, and ultimately drinking water supplies.
Biochemical insights into the alleviated inhibition on nitrogen metabolism by micro-and nano-plastics at the biocathode of bioelectrochemical systems
A lab study investigated how microplastics and nanoplastics inhibit nitrogen removal (denitrification) at the biological cathode of a bioelectrochemical treatment system, and found that adding algal biochar largely reversed this inhibition, increasing nitrate removal from 51% to 76%. This is relevant for wastewater treatment, suggesting that biochar amendments could protect microbial treatment processes from the disrupting effects of microplastic contamination in sewage.
Evaluating Microplastic Effects on Performance and Electrochemistry of Microbial Fuel Cells for Wastewater Treatment
Researchers evaluated how microplastics affect the performance of microbial fuel cells used for wastewater treatment. They found that low concentrations of microplastics actually improved chemical oxygen demand reduction and power production compared to wastewater without microplastics. However, at higher concentrations the beneficial effects diminished, suggesting that microplastic levels in wastewater could influence the efficiency of bioelectrochemical treatment systems.