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20 resultsShowing papers similar to Addition of biochar as thin preamble layer into sand filtration columns could improve the microplastics removal from water
ClearAddition 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.
Trends 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.
Recent advancement in microplastic removal process from wastewater - A critical review
This review of over 250 studies examines physical, chemical, and biological methods for removing microplastics from wastewater, finding that biochar filtration is among the most effective approaches. Effective removal of microplastics from water is important because these particles can accumulate in the food chain and pose risks to human health.
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.
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.
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.
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.
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.
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.
Urban stormwater microplastics – Characteristics and removal using a developed filtration system
This Finnish study tested a concrete filtration system with sand and biochar media to remove microplastics from urban stormwater runoff. Both media showed effective removal, with results suggesting that on-site stormwater filtration could be a practical strategy for reducing microplastic inputs to receiving water bodies.
Interactions Between Biochar and Nano(Micro)Plastics in the Remediation of Aqueous Media
This review examines how biochar, a charcoal-like material made from organic waste, can be used to remove micro and nanoplastics from contaminated water. Biochar is an affordable and sustainable option that absorbs plastic particles, though the technology is still in early stages. Better water purification methods like this could help reduce the amount of microplastics that end up in drinking water and the human body.
Removal of microplastics from agricultural runoff using biochar: a column feasibility study
Researchers tested whether biochar columns could filter microplastics from agricultural runoff water in the Mississippi Delta region. They found that biochar effectively captured microplastics from farm runoff, with removal efficiency depending on flow rate and column design. The study demonstrates a low-cost, nature-based approach that farmers could potentially use to reduce microplastic pollution flowing from agricultural fields into nearby waterways.
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.
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.
Transport and retardation of microplastic in biochar
Researchers studied how biochar — a carbon material made from burned biomass — slows the movement of microplastics through soil and water systems. Biochar's ability to retard microplastic transport could help prevent plastic particles from spreading from contaminated agricultural land into waterways.
The Removal and Mitigation Effects of Biochar on Microplastics in Water and Soils: Application and Mechanism Analysis
This review examines how biochar can be used to both remove microplastics from water and mitigate their harmful effects in soils. Researchers found that woody biochar was the most effective type for adsorbing microplastics, while also helping to restore soil enzyme activities and microbial communities disrupted by plastic contamination. The study calls for further research into optimizing biochar applications and understanding the long-term environmental implications of biochar-microplastic interactions.
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.
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.
Adsorptive behavior of micro(nano)plastics through biochar: Co-existence, consequences, and challenges in contaminated ecosystems
This review examines how biochar can adsorb micro- and nanoplastics with over 90% removal efficiency in aqueous systems, while also discussing their combined effects on soil properties, microbial communities, and plant growth.
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.