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61,005 resultsShowing papers similar to Remediation and upcycling of microplastics by algae with wastewater nutrient removal and bioproduction potential
ClearAre algae a promising ecofriendly approach to micro/nanoplastic remediation?
This review examines the potential of algae as an eco-friendly approach to removing micro- and nanoplastics from wastewater treatment plant effluents, covering mechanisms including interception, entanglement, and heteroaggregation. Algae also offer the added benefit of nutrient recovery from wastewater and can be further processed into biochar or biofertilizer.
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.
Harnessing microalgae for sustainable aquaculture and mariculture: Marine pollution mitigation and circular economy strategies
Researchers reviewed how microalgae can serve as a multipurpose bioremediation tool in aquaculture and mariculture, removing excess nutrients, capturing carbon, and reducing microplastic pollution, while also providing biomass for feed and supporting circular economy approaches that align with UN sustainability goals.
Exploring the potential of microalgae in removal of microplastics from the environment and scope of this entity as feedstock for biofuel production
This review explores the potential of microalgae to capture and remove microplastics from aquatic environments, examining the mechanisms by which algal cells adsorb or aggregate plastic particles and discussing the feasibility of algae-based remediation at scale.
Utilization of Microalgae for Urban Wastewater Treatment and Valorization of Treated Wastewater and Biomass for Biofertilizer Applications
Researchers explored using microalgae to treat urban wastewater by recovering phosphorus and nitrogen, then repurposing the resulting biomass as a biofertilizer. The study suggests that this approach offers dual benefits of wastewater remediation and sustainable agriculture, as the nutrient-rich algal biomass promoted plant growth when applied to soil.
Interplay of plastic pollution with algae and plants: hidden danger or a blessing?
Researchers tested the ability of three microalgae species to remove microplastics from water through bioadhesion, finding that all three species could adsorb particles onto their surfaces. Removal efficiency depended on particle size, surface charge, and algae cell morphology.
Removal of microplastics by algal biomass from aqueous solutions: performance, optimization, and modeling
Researchers found that algae (Chlorella vulgaris) can remove up to 73% of polystyrene microplastics from water under optimized conditions. Using algae as a natural, eco-friendly alternative to chemical treatments offers a sustainable approach to cleaning up microplastic pollution in water systems without introducing additional harmful substances.
Removals of Some High- and Low-Density Polyethylene (HDPE and LDPE), Polypropylene (PP) and Polyvinyl Chloride (PVC) Microplastics Using Some Microalgae Types, Energy Production and Energy Recovery
This review examines how microalgae can remove microplastics from wastewater alongside producing biofuels, combining pollution remediation with energy generation. Microalgal systems could offer a dual-benefit approach to reducing plastic contamination in water treatment effluents.
Coupling wastewater treatment, biomass, lipids, and biodiesel production of some green microalgae
Researchers demonstrated that green microalgae species can simultaneously treat wastewater by removing nutrients and heavy metals while producing lipid-rich biomass suitable for biodiesel production, offering a dual-purpose environmental solution.
Efficiency of Microalgae Employment in Nutrient Removal (Nitrogen and Phosphorous) from Municipal Wastewater
This review examines how microalgae (tiny aquatic plants) can be used to remove nitrogen and phosphorus pollutants from municipal wastewater. While not directly about microplastics, this research is relevant because effective wastewater treatment is one way to reduce the amount of microplastics that reach waterways and eventually the food chain.
Are native microalgae consortia able to remove microplastics from wastewater effluents?
Researchers investigated whether native microalgae communities found in wastewater could effectively remove microplastics from treatment plant effluent. The study monitored microplastic occurrence across two different types of wastewater treatment plants over one year, characterizing particles by shape, size, and polymer type. Evidence indicates that wastewater-native microalgae consortia show potential as a dual-purpose solution for both microplastic mitigation and biomass production.
Interactions between microplastics, model pesticides and microalgae in wastewater
Researchers investigated interactions between microplastics, model pesticides, and microalgae in wastewater treatment systems, examining how the co-presence of microplastic particles and pesticide contaminants affects the efficiency of microalgae-based treatment for removing nitrogen and phosphorus from wastewater intended for agricultural reuse.
Present and Future Prospect of Algae: A Potential Candidate for Sustainable Pollution Mitigation
This review examines the potential of algae as a sustainable tool for pollution mitigation across multiple environmental matrices, including their role in reducing plastic and microplastic contamination.
Removal of microplastics with microalgae and biofuel production
This review examines the potential of microalgae to simultaneously remove microplastics from water while serving as a feedstock for biofuel production, evaluating both the biosorption mechanisms involved and the downstream feasibility of converting biomass to energy.
Harnessing microalgae for microplastic removal and biofuel production
This book chapter reviews how microalgae can simultaneously address microplastic removal from aquatic environments and serve as feedstock for biofuel production, presenting the dual-benefit approach as a promising strategy for sustainable environmental remediation.
Recent Advances in Micro-/Nanoplastic (MNPs) Removal by Microalgae and Possible Integrated Routes of Energy Recovery
This review examined the interactions between micro- and nanoplastics and microalgae, covering how microalgae are affected by plastic particles and how they can in turn be used to remove plastics from aquatic environments. The authors identify microalgae-based systems as promising tools for combined plastic removal and biomass production.
Removal of Microplastics from Industrial Wastewater Using Microalgae
This review examines the use of microalgae as a sustainable biological approach for removing microplastics from wastewater, covering mechanisms of MP attachment to algal surfaces, factors affecting removal efficiency, and prospects for integrating algae cultivation with wastewater treatment.
Eradicating microplastics in wastewater: microalgae as a sustainable strategy
This review examines the use of microalgae as a sustainable strategy for removing microplastics from wastewater, discussing biosorption mechanisms, removal efficiencies, and the limitations of conventional treatment plants that typically achieve only up to 90% MP removal.
Microalgae-based bioremediation of refractory pollutants: an approach towards environmental sustainability
This review examines how microalgae can be used to clean up hard-to-remove pollutants, including microplastics, from contaminated environments. The authors highlight that microalgae-based bioremediation is a sustainable, eco-friendly approach that could help address the growing problem of microplastic pollution in waterways.
Bioremediation Using Microalgae and Circular Economy Approach: A Case Study
Researchers investigated the use of microalgae for bioremediation of water pollutants including nano- and microplastics, pharmaceuticals, and heavy metals, presenting a circular economy case study demonstrating how microalgal biomass can simultaneously treat contaminated water and generate value-added products.
Effective removal of microplastics by filamentous algae and its magnetic biochar: Performance and mechanism
Researchers found that filamentous algae and a magnetic biochar made from the algae can effectively remove microplastics from water, with the biochar absorbing over 215 milligrams of microplastics per gram. The algae naturally trap microplastics through entanglement and adhesion, while the magnetic biochar can be easily recovered from water using magnets. This dual approach could help address both algae bloom problems and microplastic contamination in urban water systems.
Algae Based Solutions for Polluted Environments to Restore Ecosphere Equilibrium
This review examined algae-based bioremediation solutions for polluted environments, finding that algae's diverse metabolic capabilities make them effective at removing pollutants including heavy metals, organic compounds, and microplastics from contaminated water and soil.
Surface-programmed microbiome assembly in phycosphere to microplastics contamination
Researchers studied how algal-bacterial communities assemble on microplastic surfaces and their potential role in degrading these pollutants. They found that microplastics in wastewater environments develop distinct microbial communities on their surfaces, with certain bacteria showing enhanced plastic-degrading enzyme activity when associated with algae. The study suggests that engineered algal-bacterial systems could offer a sustainable biological approach to microplastic remediation.
Microalgae-based Wastewater Treatment and Production of Value Added Products
This review examines how microalgae can be used in wastewater treatment as an environmentally friendly alternative to conventional energy-intensive methods, while also producing valuable biomass. The authors discuss how microalgae remove nutrients like nitrogen and phosphorus, fix carbon dioxide, and can help address emerging contaminants including microplastics in wastewater streams. The study highlights the dual benefit of algae-based systems for both pollution cleanup and resource recovery in a circular economy.