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Papers
61,005 resultsShowing papers similar to Insights into enhancing microplastics adsorption of sludge-based biochar by APTES grafting: Combining individual binding and aggregation confinement
ClearTrends in the applications of biochar for the abatement of microplastics in water
This review examines how biochar can be used to remove microplastics and nanoplastics from water, summarizing recent advances in biochar modification strategies that improve adsorption capacity and minimize secondary pollution risks.
Microplastic Removal from Wastewater Using Biochar Based Composite
This book chapter describes how biochar-based composites can be used as adsorbents for removing microplastics from wastewater, reviewing the mechanisms of plastic particle capture and the performance of biochar materials compared to conventional treatment approaches.
Innovative Strategies for Microplastic Mitigation in Wastewater
This book chapter proposes the use of biochar-based composite materials as innovative filter media for removing microplastics from wastewater, describing the adsorption mechanisms by which biochar captures plastic particles and the potential to integrate this approach into existing treatment infrastructure.
Turning trash into tools: agricultural waste-derived biochars and composites for microplastic removal from wastewater
This review examined the use of agricultural waste-derived biochars and biochar composites as sustainable sorbents for microplastic removal from wastewater. Researchers summarised how engineered biochars produced from crop residues and other agricultural biowaste can be functionalized to achieve efficient microplastic remediation, offering a circular economy approach to both waste valorisation and pollution control.
Biochar-based adsorption technologies for microplastic remediation in aquatic ecosystems
This review examines the use of biochar, a carbon-rich material made from organic waste, as a tool for removing microplastics from water. Biochar can effectively adsorb microplastic particles due to its porous structure and surface chemistry, and it can be produced cheaply from agricultural waste. The technology shows promise as an affordable and sustainable approach to reducing microplastic contamination in waterways, though challenges remain in scaling it up for real-world water treatment.
Removal of micro- and nano-plastics from aqueous matrices using modified biochar – A review of synthesis, applications, interaction, and regeneration
This review examines how modified biochar materials can be used to remove micro- and nanoplastics from water. Researchers found that chemical functionalization and nanoparticle integration of biochar significantly improve its ability to capture plastic particles through mechanisms like electrostatic interaction and physical adsorption. The study also highlights challenges in regenerating used biochar for sustainable reuse in water treatment applications.
Biochar applications in microplastic and nanoplastic removal: mechanisms and integrated approaches
This review explores how biochar, a charcoal-like material made from organic waste, can be used to filter microplastics and nanoplastics out of water. Researchers found that biochar works through several mechanisms and becomes even more effective when combined with other water treatment technologies. The study suggests biochar-based approaches could be a practical, low-cost strategy for tackling plastic pollution in water systems.
Insights into the removal of microplastics from water using biochar in the era of COVID-19: A mini review
Researchers reviewed how COVID-19 accelerated microplastic pollution through increased use of disposable plastics, and assessed biochar — a carbon-rich material made by heating organic waste — as a promising low-cost adsorbent for removing microplastics from water, especially when combined with other materials.
Adsorption of Pollutants from Wastewater by Biochar: A Review
This review examines how biochar, a carbon-rich material made from organic waste, can be used to remove pollutants including microplastics, heavy metals, and organic chemicals from wastewater. Biochar works by adsorbing contaminants onto its surface, and its effectiveness can be improved through chemical modifications. The technology offers a low-cost, sustainable approach to water treatment that could help reduce microplastic contamination in water supplies.
Recent advances in biochar-mediated mitigation of microplastics: A comprehensive review on removal mechanisms, toxicity alleviation strategies, and synergistic environmental impacts
Researchers comprehensively reviewed recent advances in using biochar to mitigate microplastic pollution, including removal mechanisms, toxicity alleviation strategies, and synergistic environmental impacts. The study found that biochar is a promising candidate for microplastic removal and toxicity reduction due to its high specific surface area and adsorptive properties.
Innovative strategies for microplastic mitigation in wastewater: The role of biochar-based composites
This book chapter reviewed biochar-based composites as innovative materials for removing microplastics from wastewater, highlighting biochar's high surface area, porous structure, and adsorption capacity. The authors evaluated current limitations of conventional wastewater treatment and argued for proactive development of biochar composites as a supplementary removal strategy.
Sludge-derived biochar: Physicochemical characteristics for environmental remediation
This review examines how sewage sludge can be converted into biochar, a carbon-rich material useful for cleaning up environmental contaminants including microplastics and heavy metals from water and soil. The process turns a waste product into an effective pollution filter while reducing the volume of sludge that needs disposal. This approach is relevant to microplastics research because biochar could help remove plastic particles from contaminated water and agricultural land.
Control of Microplastics and Nanoplastics Discharge via Biochar‐Based Filtration: Optimization Using Central Composite Design (CCD) and Identification of Column Fouling Mechanism
This review examines biochar-based filtration systems as a cost-effective approach for removing microplastics and nanoplastics from water and wastewater, analyzing the sorption mechanisms, performance characteristics, and practical deployment considerations for biochar filter media.
Addition of biochar as thin preamble layer into sand filtration columns could improve the microplastics removal from water
Researchers found that adding a thin biochar layer to sand filtration columns greatly improved microplastic removal from water, with biochar produced at higher pyrolysis temperatures performing better due to stronger electrostatic interactions with plastic particles.
Synthesis Methods, Properties, and Modifications of Biochar-Based Materials for Wastewater Treatment: A Review
This review covers biochar-based materials made from agricultural waste and their use in treating contaminated water, including their ability to remove heavy metals, organic pollutants, and emerging contaminants. While not specifically about microplastics, biochar's adsorption properties make it a promising tool for removing microplastics and the chemicals they carry from water. Low-cost water treatment materials like biochar could help reduce human exposure to microplastics, especially in communities that lack advanced treatment infrastructure.
Sludge-derived biochar: A review on the influence of synthesis conditions on environmental risk reduction and removal mechanism of wastewater pollutants
This paper is not about microplastics; it reviews methods for preparing biochar from sewage sludge and its use in removing heavy metals and organic pollutants from wastewater.
Filtration of microplastic spheres by biochar: removal efficiency and immobilisation mechanisms
Researchers tested biochar as a low-cost filter material for removing microplastic spheres from water, finding effective removal and identifying electrostatic attraction and physical entrapment as the main immobilization mechanisms.
Engineered biochar for simultaneous removal of heavy metals and organic pollutants from wastewater: mechanisms, efficiency, and applications
Despite its title referencing wastewater treatment and biochar, this review paper focuses on using chemically modified charcoal (engineered biochar) to simultaneously remove heavy metals and organic chemical pollutants from water — not microplastic pollution. It examines adsorption mechanisms and remediation performance for metal and organic contaminants, and is not specifically relevant to microplastics or human health impacts of plastic pollution.
Research status, trends, and mechanisms of biochar adsorption for wastewater treatment: a scientometric review
This review analyzes over 2,600 scientific publications on using biochar, a charcoal-like material, to treat polluted water by absorbing contaminants including heavy metals and organic pollutants. While not focused specifically on microplastics, biochar-based treatments are also being explored for removing microplastics from water. The review highlights that improving these affordable filtration materials could help reduce human exposure to multiple water contaminants, including microplastics.
Removal of Co-Occurring Microplastics and Metals in an Aqueous System by Pristine and Magnetised Larch Biochar
Researchers tested pristine and modified biochar for simultaneous removal of co-occurring microplastics and heavy metals from water, finding that biochar surface modifications improved adsorption of both contaminant classes, offering a promising dual-removal treatment strategy.
A review of prospects and current scenarios of biomass co-pyrolysis for water treatment
This review examines biomass co-pyrolysis as a strategy to produce enhanced biochars for water treatment, finding that combining different biomass feedstocks can improve biochar surface area and porosity, making the resulting materials more effective adsorbents for removing contaminants including microplastics.
Investigating the Adsorption Effect of Biochar on Microplastic Pollutants in Soil
This study reviews how biochar can adsorb and remove microplastics from contaminated soil through physical and chemical mechanisms. Researchers found that biochar's high surface area and functional groups are key factors in its microplastic adsorption capacity, and that acidic soil conditions improve removal efficiency. The findings suggest biochar application could be a practical approach for addressing microplastic pollution in agricultural soils.
Emerging contaminants in polluted waters: Harnessing Biochar's potential for effective treatment
This review explores how biochar, a carbon-rich material made from organic waste, can be used to remove a wide range of pollutants from contaminated water, including microplastics, heavy metals, antibiotics, and PFAS. Biochar works through multiple mechanisms like adsorption, electrostatic interactions, and chemical bonding, and can be enhanced through surface modifications. The study highlights biochar as a low-cost, adaptable tool for addressing emerging water contaminants.
The Use of Biochar for Removal of Emerging Contaminants in Contaminated Water
This literature review examined 15 studies on biochar for removing emerging contaminants from water and effluents, finding that biochar made from waste raw materials is a low-cost, efficient, and scalable adsorbent for various pollutants. The review is relevant to microplastic research as biochar has potential as a treatment material for water contaminated with emerging contaminants co-occurring with microplastics.