Papers

61,005 results
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Article Tier 2

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.

2024 Science and Technology of Engineering Chemistry and Environmental Protection
Article Tier 2

Eradication of Microplastics in Wastewater Treatment: Overview

This review examined technologies for removing microplastics from wastewater, evaluating physical, chemical, and biological treatment methods and finding that while conventional treatment plants capture a significant fraction, emerging technologies like membrane filtration and coagulation are needed to achieve more complete removal.

2022 Biointerface Research in Applied Chemistry 21 citations
Article Tier 2

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.

2022 Journal of Hazardous Materials Advances 88 citations
Article Tier 2

Removal of microplastics from wastewater: available techniques and way forward

This review surveys the available techniques for removing microplastics from wastewater, including filtration, coagulation, biological treatment, and advanced methods like membrane bioreactors. Researchers found that while conventional treatment plants can remove a substantial fraction of microplastics, significant amounts still pass through to the environment. The study emphasizes the need for upgrading wastewater treatment systems to better capture these emerging contaminants.

2021 Water Science & Technology 100 citations
Review Tier 2

Removal of microplastics in unit processes used in water and wastewater treatment: a review

This review evaluates various water and wastewater treatment technologies for their ability to remove microplastics, including filtration, coagulation, and advanced oxidation methods. The authors found that while conventional treatment plants can remove a large percentage of microplastics, significant quantities still pass through into treated water. The study calls for combining multiple treatment steps and developing new technologies specifically designed to capture micro- and nanoplastic particles.

2023 Archives of Environmental Protection 24 citations
Article Tier 2

Treatment technologies for the removal of micro plastics from aqueous medium

Researchers reviewed treatment technologies for removing microplastics from water, finding that while multiple methods including filtration, membrane processes, and coagulation show promise, their effectiveness depends on microplastic size, type, and concentration.

2022 AIP conference proceedings 4 citations
Article Tier 2

Innovative technologies for removal of micro plastic: A review of recent advances

Researchers reviewed emerging technologies for removing microplastics from wastewater, covering filtration, coagulation, biological treatment, and other methods used at treatment plants. The review highlights which approaches show the most promise and calls for broader adoption and improved standardization so that microplastics are more consistently captured before they reach rivers, lakes, and oceans.

2024 Heliyon 55 citations
Review Tier 2

The Effect of Wastewater Treatment Plants on Retainment of Plastic Microparticles to Enhance Water Quality—A Review

This review examined how well wastewater treatment plants remove microplastics, finding that most conventional systems achieve high removal rates but still discharge significant plastic quantities in treated effluent and sludge. Improving treatment efficiency and preventing sludge application to farmland are key strategies for reducing microplastic release.

2021 Journal of Environmental Protection 12 citations
Article Tier 2

Membrane Processes for Microplastic Removal

This review evaluates the use of membrane technologies for removing microplastics and nanoplastics from wastewater treatment plant effluents. Researchers found that while membrane bioreactors show promise, most existing membrane approaches are still insufficient for comprehensive microplastic removal, especially for the smallest particles. The study suggests that specially designed membrane systems are needed as advanced tertiary treatment to prevent microplastic discharge into waterways.

2019 Molecules 316 citations
Article Tier 2

Filtration Methods for Microplastic Removal in Wastewater Streams — A Review

This review surveys filtration, membrane, coagulation, and biological methods for removing microplastics from wastewater, concluding that membrane bioreactors and dynamic membranes are among the most effective current technologies. The paper provides a useful comparative overview for engineers and policymakers seeking cost-effective solutions to prevent microplastics from passing through treatment plants into waterways.

2023 International Journal of High Speed Electronics and Systems 6 citations
Article Tier 2

Microplastics in Wastewater Treatment Plants: Characteristics, Occurrence and Removal Technologies

This review summarizes how wastewater treatment plants are a major pathway for microplastics entering the environment, covering the types, sizes, and sources of microplastics found in wastewater. While treatment plants can remove many microplastics, significant amounts still escape into rivers and oceans through treated water and sludge. The authors evaluate various removal technologies and recommend advanced treatment methods to better prevent microplastics from reaching water supplies.

2024 Water 46 citations
Article Tier 2

Technologies for the Removal of Microplastics from Wastewater: A Short Review

This review compares wastewater treatment technologies for removing microplastics, finding that membrane bioreactors and advanced filtration systems achieve the highest removal efficiencies (>95%) but that MPs accumulating in sludge may re-enter the environment through biosolid disposal. The analysis underscores that no current treatment system completely prevents MP discharge and that sludge management is a critical but underaddressed pathway to the environment.

2023 Global NEST International Conference on Environmental Science & Technology 2 citations
Article Tier 2

Recent approaches and advanced wastewater treatment technologies for mitigating emerging microplastics contamination – A critical review

This review critically assessed advanced wastewater treatment technologies for removing microplastics, noting that conventional treatment plants act as both barriers and point sources for microplastic release into the environment. The study suggests that advanced treatment approaches such as membrane filtration and advanced oxidation processes show promise for improving microplastic removal efficiency from wastewater.

2022 The Science of The Total Environment 243 citations
Article Tier 2

The fate of microplastics in wastewater treatment plants: An overview of source and remediation technologies

This review examines how wastewater treatment plants serve as key pathways for microplastic entry into the environment, analyzing removal efficiencies across different treatment stages and identifying advanced technologies for improved microplastic remediation.

2022 Environmental Technology & Innovation 159 citations
Article Tier 2

Wastewater Treatment Approaches to Remove Microplastics

This review summarizes current approaches for removing microplastics from wastewater, noting that treatment plants capture many particles but are not fully effective — particularly for small fibers from laundry. Improving wastewater treatment efficiency is a key strategy for reducing the microplastic loads entering rivers and oceans.

2022 6 citations
Article Tier 2

Between source and sea: The role of wastewater treatment in reducing marine microplastics

Wastewater treatment plants can effectively remove larger microplastics but struggle with particles under 100 micrometers, and a single plant may release over 100 billion microplastic particles annually. The review surveys emerging technologies for capturing small particles and calls for regulatory incentives to accelerate adoption of improved treatment methods.

2020 Journal of Environmental Management 202 citations
Article Tier 2

Microplastics removal in wastewater treatment plants: a critical review

This critical review of microplastic removal in wastewater treatment plants examines removal efficiencies across different treatment stages, finding that while WWTPs remove the majority of microplastics from influent, they still release millions of particles daily and are a major pathway for microplastics entering aquatic environments.

2020 Environmental Science Water Research & Technology 398 citations
Article Tier 2

Investigation of microplastics removal methods from aquatic environments

This review summarizes current methods for removing microplastics from water environments, including filtration, coagulation, biological degradation, and advanced oxidation. No single technique is fully effective, and the authors note that combining methods and improving wastewater treatment infrastructure is essential.

2021 Heritage and Sustainable Development ISSN 2712-0554 3 citations
Article Tier 2

Treatment processes for microplastics and nanoplastics in waters: State-of-the-art review

This review summarized established and emerging treatment processes for removing microplastics and nanoplastics from drinking water and wastewater, evaluating coagulation, membrane filtration, advanced oxidation, and biological treatment in terms of removal efficiency and operational feasibility.

2021 Marine Pollution Bulletin 102 citations
Article Tier 2

Conventional and Advanced Treatment Technologies for Microplastics in Water Treatment Facilities

This review evaluated both conventional and advanced water treatment methods for removing microplastics from wastewater. Researchers found that while techniques like coagulation, filtration, and membrane bioreactors can remove most microplastics, treatment plants still release significant quantities due to the sheer volume of water processed, and microplastic-laden sludge applied to farmland creates another pathway for environmental contamination.

2024 Preprints.org 6 citations
Article Tier 2

The Potential Role of Membrane Technology in the Removal of Microplastics from Wastewater

This review examines membrane filtration as a technology for removing microplastics from wastewater, finding it promising but limited by issues of fouling and chemical instability. Improving membrane technology could significantly reduce the amount of microplastics discharged into waterways from treatment plants.

2021 Journal of Applied Membrane Science & Technology 21 citations
Article Tier 2

Fate and occurrence of microplastics in wastewater treatment plants

This review summarizes recent research on the abundance and removal of microplastics in wastewater treatment plants, examining how different treatment stages capture or release microplastic particles and assessing the overall efficiency of current infrastructure.

2023 Environmental Science Advances 8 citations
Article Tier 2

Elimination of micro and nanoplastics in wastewater: technological advances and future perspectives

This work reviews technological advances and future perspectives for the elimination of micro- and nanoplastics from wastewater, synthesizing current approaches and their effectiveness across different treatment stages. The review highlights ongoing challenges in capturing the smallest plastic particles and identifies promising directions for next-generation treatment systems.

2024 e_Buah
Article Tier 2

Microplastics in wastewater treatment plants: Sources, properties, removal efficiency, removal mechanisms, and interactions with pollutants

This review examines microplastic sources, properties, removal efficiency, and removal mechanisms across different wastewater treatment plant stages. Researchers found that while treatment plants remove a significant portion of microplastics, they cannot eliminate them entirely, resulting in the continued release of millions of particles into the environment daily through effluent and sludge.

2023 Water Science & Technology 128 citations