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61,005 resultsShowing papers similar to Modern Wastewater Treatment Technologies: Trends, Problems, and Prospects
ClearEmerging pollutants in waste water: Challenges and advancements in treatment technology
This review examines the challenges of removing emerging pollutants like microplastics, PFAS, and pharmaceutical residues from wastewater using conventional treatment methods. Researchers found that traditional approaches such as activated sludge and coagulation are often insufficient, while advanced oxidation processes, adsorption-based methods, and novel biological treatments show more promise. The study emphasizes the need for sustainable, energy-efficient solutions and stronger regulatory frameworks to protect water resources.
Advanced Nanotechnology in Wastewater Treatment: Investigating the Role of Nanoparticles in Pollutant Removal, Water Recovery, and Environmental Sustainability
This review examines how nanotechnology-based approaches — including nanoparticle adsorbents, nanofiltration membranes, and photocatalysts — can address persistent water pollutants including pharmaceuticals, microplastics, and heavy metals more effectively than conventional treatment methods.
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.
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.
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.
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.
Understanding emerging contaminants in water and wastewater: A comprehensive review on detection, impacts, and solutions
This review covers emerging contaminants in water including pharmaceuticals, PFAS, microplastics, and nanomaterials that escape conventional water treatment and persist in the environment. It evaluates advanced detection techniques and newer treatment methods such as membrane filtration, advanced oxidation, and bioremediation to address these pollutants that pose ongoing risks to public health.
Membrane Technologies at the Frontier: A Review of Advanced Solutions for Microplastics and Emerging Contaminants in Wastewater
This review evaluates advanced membrane-based technologies for removing microplastics and emerging contaminants from wastewater, covering mechanisms such as size exclusion, adsorption, and biodegradation. Researchers identified membrane fouling as the primary constraint on operational efficiency, with different fouling types contributing to reduced water flow and increased energy costs. The study outlines future directions including intelligent membranes, AI-driven monitoring systems, and circular economy approaches to sustainable wastewater treatment.
A multidimensional study of wastewater treatment
This review covers the full range of wastewater treatment approaches, from physical and chemical methods to biological and membrane-based technologies. The paper summarizes how different contaminant types — including microplastics — are handled by various treatment systems. It serves as a broad reference for understanding current wastewater management capabilities and limitations.
Emerging Contaminants in Water: Detection, Treatment, and Regulation
This review covers emerging contaminants in water — including microplastics, pharmaceuticals, and industrial chemicals — discussing detection methods, treatment technologies, and regulatory frameworks. The authors highlight major gaps in current water quality standards and the need for updated regulations to address these newer pollutants.
Recent advances in treatment of microplastics in wastewater
This review examines current methods for removing microplastics from wastewater, including conventional treatment processes and newer advanced techniques. Researchers found that while standard treatment plants can remove a significant portion of microplastics, many particles still pass through into waterways, and the captured plastics often end up concentrated in sewage sludge. The study highlights the need for improved treatment technologies to more effectively address microplastic contamination in water systems.
Microplastic remediation technologies in water and wastewater treatment processes: Current status and future perspectives
This review covers the main technologies for removing microplastics from water and wastewater, including membrane filtration, chemical coagulation, adsorption, biological methods, and advanced oxidation. Each method has trade-offs between effectiveness, cost, and environmental impact, and no single approach removes all microplastics completely. The review emphasizes the urgent need for better removal methods since microplastics have already been detected in human blood and infant feces.
Nano/microplastics in water and wastewater treatment processes – Origin, impact and potential solutions
This review examined the origin, fate, and impacts of nano- and microplastics in water and wastewater treatment processes, finding that small particle sizes and diverse polymer compositions make complete removal challenging across conventional and advanced treatment stages. The authors identify detection limitations and process instability as key barriers to effective water treatment for nanoplastics.
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.
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.
Nanotechnology in Wastewater Management: A New Paradigm Towards Wastewater Treatment
This review examines how nanotechnology-based methods like nano-filtration, photocatalysis, and nano-adsorbents can improve wastewater treatment. These approaches offer advantages over traditional methods, including better removal of tiny pollutants like microplastics that conventional filters miss. Improving wastewater treatment is important because treatment plants are a major pathway through which microplastics reach drinking water sources.
Revolutionizing Wastewater Reuse: A Critical Review of Innovative Treatment Technologies for a Sustainable Energy-Water Nexus
This review critically examines innovative wastewater treatment technologies for sustainable reuse, covering advances in membrane filtration, electrochemical processes, advanced oxidation, and emerging contaminant removal including microplastics, in the context of addressing global water scarcity.
Research progress and application exploration of techniques to remove emerging contaminants from water environment
This review summarizes technologies for removing emerging contaminants — including pharmaceuticals, microplastics, and pesticides — from water, covering adsorption, membrane filtration, advanced oxidation, and biological methods. The authors assess the effectiveness and limitations of each approach for real-world water treatment.
A Brief Review of Treatment Methods for Certain Emerging Contaminants in Domestic and Industrial Effluents
This review summarizes emerging contaminant treatment methods for domestic and industrial effluents, covering advanced oxidation, membrane filtration, adsorption, and biological approaches for removing pharmaceuticals, microplastics, and other persistent pollutants.
Microplastics pollution from wastewater treatment plants: A critical review on challenges, detection, sustainable removal techniques and circular economy
This review critically examines the challenges of detecting and removing microplastics from wastewater treatment plants, evaluating sustainable removal technologies and circular economy approaches to address this persistent source of aquatic microplastic pollution.
Water Purification and Wastewater Treatment Challenges
This overview covers the major challenges in water purification and wastewater treatment, including inadequate removal of pharmaceuticals, personal care products, and microplastics by conventional systems. It discusses advanced treatment technologies and energy efficiency as priority areas for improving global water security.
Paradigm shifts and current challenges in wastewater management.
This bibliometric review of global wastewater research identifies microplastics as an emerging contaminant of increasing concern in wastewater systems worldwide. The review highlights that microplastic removal from wastewater remains a major unsolved challenge and that treatment plants are currently significant pathways for microplastics entering the environment.
Treatment approaches for emerging contaminants in sludge and wastewater
Researchers reviewed biological and physicochemical treatment approaches for removing emerging contaminants from wastewater and sludge. The study highlights that conventional treatment methods do not completely remove substances like pharmaceuticals and personal care products, and examines recent advances in processes designed to address these persistent pollutants.
Nanomaterials for Microplastic Removal from Wastewater: Current State of the Art Nanomaterials and Future Prospects
This review surveys recent advances in using nanomaterials to remove microplastics and nanoplastics from wastewater, since conventional treatment plants struggle to capture these tiny particles. Researchers evaluate different nanomaterial approaches including magnetic nanoparticles, photocatalysts, and membrane technologies. The study identifies promising strategies but notes that challenges around scalability, cost, and potential environmental risks of the nanomaterials themselves still need to be addressed.