Papers

61,005 results
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Article Tier 2

Hybrid thermo-electrochemical conversion of plastic wastes commingled with marine biomass to value-added products using renewable energy

A hybrid thermo-electrochemical process was explored for converting marine plastic and biomass mixtures into useful energy products, addressing the challenge of plastics commingled with organic matter in ocean environments. The approach offers a potential pathway for valorizing hard-to-recycle marine waste streams.

2023 Energy & Environmental Science 22 citations
Article Tier 2

Microplastic Recovery and Conversion Pathways: The Most Recent Advancements in Technologies for the Generation of Renewable Energy

This review examines current technologies for recovering energy from microplastics, evaluating pyrolysis, gasification, electrochemical methods, and hybrid biomass-based approaches in terms of energy balance, carbon conversion, product composition, process efficiency, and scalability. The authors found pyrolysis to be the most scalable method, producing valuable oils and gases, but highlighted that all reviewed technologies face challenges handling the heterogeneous composition and small particle sizes characteristic of MP feedstocks.

2025 Energies
Article Tier 2

Plastic Recovery and Utilization: From Ocean Pollution to Green Economy

This review examines strategies for recovering and utilizing ocean plastic waste within a green economy framework, covering collection technologies, recycling pathways, and circular economy approaches to transform marine plastic pollution into valuable resources.

2021 Frontiers in Environmental Science 25 citations
Article Tier 2

Mini-review on remediation of plastic pollution through photoreforming: progress, possibilities, and challenges.

This mini-review examines photoreforming — a solar-powered process that converts plastic waste into valuable chemicals and hydrogen fuel — as a promising approach to reducing plastic pollution while generating clean energy. The authors review progress in the technology, assess remaining challenges such as efficiency and scalability, and place it in the context of other plastic waste remediation strategies.

2023 Environmental science and pollution research international
Article Tier 2

Plastic waste management for sustainable environment: techniques and approaches

Researchers reviewed current plastic waste removal techniques — including adsorption, photocatalysis, and microbial degradation — and alternative resource recovery strategies, evaluating their efficiency, underlying mechanisms, and potential for converting plastic waste into adsorbents, fuels, or construction materials.

2023 Waste Disposal & Sustainable Energy 131 citations
Article Tier 2

Reimagining plastics waste as energy solutions: challenges and opportunities

This review examines the potential of converting plastic waste into energy through waste-to-energy and waste-to-fuel technologies, particularly in developing nations where recycling infrastructure is limited. Researchers assessed various conversion methods including pyrolysis and gasification, evaluating their efficiency and environmental trade-offs. The study emphasizes that energy recovery from plastic waste could help address both the growing plastic pollution crisis and energy needs in underserved regions.

2024 npj Materials Sustainability 26 citations
Article Tier 2

An Overview of the Current Trends in Marine Plastic Litter Management for a Sustainable Development

This review summarizes current knowledge about marine plastic litter, from its land-based origins to its distribution across ocean environments, and evaluates recovery and recycling strategies. Researchers found that while technologies for collecting and recycling marine plastics are advancing, significant economic and logistical barriers remain. The study emphasizes that a circular economy approach, combining prevention, collection, and material recovery, is essential for addressing ocean plastic pollution.

2024 Recycling 30 citations
Article Tier 2

Thermogravimetric analysis and kinetic study of marine plastic litter

This study characterized the composition and thermal degradation behavior of collected marine plastic debris, exploring pyrolysis as a method for recovering energy from plastic waste that cannot be recycled. Managing the large volumes of plastic debris in the ocean requires both prevention and end-of-life treatment solutions.

2018 Marine Pollution Bulletin 17 citations
Article Tier 2

Plastic-to-values: technologies and applications

This study examines technologies and applications for converting plastic waste into valuable products, addressing plastic debris as an emerging pollutant affecting both land and marine systems globally and exploring pathways to mitigate plastic pollution through value-recovery approaches.

2023 IWA Publishing eBooks 2 citations
Article Tier 2

Perspectives on Thermochemical Recycling of End-of-Life Plastic Wastes to Alternative Fuels

This review examined thermochemical recycling technologies including pyrolysis, liquefaction, and gasification for converting plastic waste into clean fuels, discussing operating principles, barriers, and the potential for co-processing plastics with biomass.

2023 Materials 36 citations
Article Tier 2

A Comprehensive Review on the Thermochemical Treatment of Plastic Waste to Produce High Value Products for Different Applications

This review summarizes methods for converting plastic waste into valuable products using high-temperature chemical processes like pyrolysis and plasma technology. These approaches can produce hydrogen fuel, carbon nanotubes, and other useful materials from plastic that would otherwise become pollution. Reducing plastic waste through better recycling technology is important because most microplastic pollution originates from improperly managed plastic products.

2025 Materials Circular Economy 22 citations
Article Tier 2

Business development from plastic wastes toward circular economy

This book chapter reviews how plastic waste can be converted into valuable materials or energy through various business models aligned with circular economy principles. Developing economically viable pathways for plastic waste recovery is essential for reducing the flow of plastics into the environment.

2023 IWA Publishing eBooks
Article Tier 2

A State-of-the-Art Review on the Technological Advancements for the Sustainable Management of Plastic Waste in Consort with the Generation of Energy and Value-Added Chemicals

This review examined technological advances for converting plastic waste into energy and value-added chemicals, covering pyrolysis, gasification, and catalytic processes as sustainable alternatives to landfilling, given that global plastic waste generation reached approximately 380 million tonnes in 2022.

2023 Catalysts 37 citations
Article Tier 2

Perspectives on sustainable plastic treatment: A shift from linear to circular economy

This review examines emerging technologies for converting plastic waste into useful chemicals and fuels, including methods like pyrolysis, photocatalysis, and electrocatalysis. Researchers highlight how these approaches could shift plastic management from a throw-away model to a circular economy where waste becomes a resource. The study identifies remaining knowledge gaps and proposes future research directions for sustainable plastic treatment.

2024 TrAC Trends in Analytical Chemistry 32 citations
Article Tier 2

Bio-Conversion Of Plastic Waste Into Sustainable Biofuels: A Comprehensive Review Of Microbial Degradation Approaches

This review examines recent advances in converting plastic waste into sustainable biofuels via microbial degradation, covering the enzymatic and metabolic processes used by bacteria and fungi to break down plastics and the potential of these approaches to address plastic pollution.

2024 IOSR Journal of Environmental Science Toxicology and Food Technology
Article Tier 2

Comprehensive Assessment of Thermochemical Processes for Sustainable Waste Management and Resource Recovery

This review evaluates thermochemical technologies such as pyrolysis, gasification, and liquefaction for converting waste materials, including plastics, into useful chemicals and fuels. Researchers compared the processes based on energy efficiency, product quality, and environmental impact. The study aims to guide the selection of the most appropriate waste-to-value technology for different materials as part of a circular economy approach.

2023 Processes 104 citations
Article Tier 2

Bio-based plastics in a circular economy: A review of recovery pathways and implications for product design

Researchers reviewed how bio-based plastics — made from renewable plant sources — can be recovered and recycled at end-of-life, finding that the feasibility of eight different recovery methods depends heavily not just on plastic chemistry but on how products are designed, and offering guidance for designers to improve recyclability.

2023 Resources Conservation and Recycling 34 citations
Article Tier 2

Upcycling plastic waste into electrode materials for energy storage applications

Researchers reviewed approaches for upcycling plastic waste into electrode materials for energy storage applications, finding that discarded plastics including polyethylene, polypropylene, and PET can be converted through pyrolysis and chemical activation into carbon-based electrodes for supercapacitors and batteries, addressing both plastic pollution and energy storage challenges simultaneously.

2025 Open Collections
Article Tier 2

Conversion of Marine Litter from Venice Lagoon into Marine Fuels via Thermochemical Route: The Overview of Products, Their Yield, Quality and Environmental Impact

Researchers explored converting plastic marine litter collected from the Venice Lagoon directly into marine fuels through thermochemical processing without presorting. The study found this approach technically feasible but highlights significant challenges around yield, quality, and environmental impact that must be addressed before scaling up.

2021 Sustainability 16 citations
Article Tier 2

From Plastic Waste to Green Hydrogen and Valuable Chemicals Using Sunlight and Water

This review examines how solar-powered photoreforming technology can convert plastic waste into valuable chemicals and green hydrogen using sunlight and water. Researchers found that while the approach shows significant promise as an alternative to landfilling, there is currently no standardized way to compare results across different studies. The study proposes guidelines for more consistent evaluation of photocatalyst performance to help advance this technology toward practical application.

2024 Angewandte Chemie 7 citations
Article Tier 2

Rescuing the Environment: Turning (Micro)plastics into Energy Through Gasification

This review examines how plastic waste could be converted to energy through gasification, potentially reducing the amount of plastic entering waterways as microplastics. Converting plastic waste to gas or fuel is presented as one strategy for managing the large global plastic waste burden.

2018 U Porto Journal of Engineering 9 citations
Article Tier 2

Systemically Understanding Aqueous Photocatalytic Upgrading of Microplastic to Fuels

This review examines photocatalytic methods for converting microplastic waste into renewable fuels using solar energy. These approaches could transform plastic pollutants into useful energy sources rather than allowing them to accumulate in the environment and food chain.

2023 Solar RRL
Article Tier 2

Recycling of Bioplastics: Routes and Benefits

Researchers reviewed how bioplastics — plastics made from biological sources rather than petroleum — combined with mechanical and chemical recycling could replace conventional plastics and help reduce microplastic buildup in marine ecosystems that ultimately accumulates in humans.

2020 Journal of Polymers and the Environment 342 citations
Article Tier 2

Hydrothermal carbonization of plastic waste: A review of its potential in alternative energy applications

Researchers reviewed how hydrothermal carbonization — a process that converts materials into a coal-like substance using heat and water under pressure — can transform plastic waste into useful products like solid fuels, catalysts, and materials for energy storage devices. While the technology is promising, challenges like variable plastic feedstock quality and scaling up production must be addressed before widespread commercial use.

2023 Fuel Communications 36 citations