Papers

61,005 results
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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

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

Review and Design Overview of Plastic Waste-to-Pyrolysis Oil Conversion with Implications on the Energy Transition

This review analyzes the process of converting plastic waste into usable oil through pyrolysis, a thermal breakdown process conducted without oxygen. Researchers found that plastic waste has energy content comparable to conventional fuel oil, making pyrolysis an attractive waste-management and energy-recovery option. The study discusses the technical design considerations and suggests that scaling up this technology could contribute to both reducing plastic pollution and supporting the energy transition.

2023 Journal of Energy 75 citations
Article Tier 2

Emerging Technologies for Waste Plastic Treatment

This review surveyed emerging technologies for waste plastic treatment including chemical recycling, pyrolysis, biodegradation, and catalytic conversion, evaluating their potential to address the growing plastic pollution crisis more effectively than conventional methods.

2023 ACS Sustainable Chemistry & Engineering 46 citations
Article Tier 2

Techno-Economic Review of Pyrolysis and Gasification Plants for Thermochemical Recovery of Plastic Waste and Economic Viability Assessment of Small-Scale Implementation

This review evaluates the technical and economic viability of pyrolysis and gasification for converting plastic waste into fuel, finding that small-scale implementation faces significant cost challenges. Converting plastic waste into fuel reduces the amount available to degrade into microplastics in the environment, but economic barriers limit widespread adoption.

2023 Research Square (Research Square) 1 citations
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

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

Harvesting marine plastic pollutants-derived renewable energy: A comprehensive review on applied energy and sustainable approach.

This review summarized recent research on recovering renewable energy from marine plastic waste through biological, chemical, and thermal conversion processes, evaluating each pathway's carbon efficiency, global warming potential, and economic viability as part of a circular economy approach to plastic pollution.

2023 Journal of environmental management
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

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

Upcycling of waste plastics: strategies, status-quo, and prospects

This review examines strategies for upcycling waste plastics into valuable products as an alternative to landfilling and incineration, which generate microplastics and carbon emissions respectively. Researchers survey chemical recycling methods including pyrolysis, gasification, and catalytic processes that can convert common plastics like PET, polyethylene, and polystyrene into fuels, chemicals, and new materials. The study highlights the urgent need for more effective recycling technologies to address the growing gap between plastic production and waste management capacity.

2024 Chinese Science Bulletin (Chinese Version) 3 citations
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

Are Reliable and Emerging Technologies Available for Plastic Recycling in a Circular Economy?

This review examines the current landscape of plastic recycling technologies -- including mechanical, thermal, chemical, and biological depolymerization methods such as pyrolysis -- evaluating their readiness for circular economy integration. It concludes that while recycling rates remain below 10% globally, emerging technologies offer pathways toward closed-loop plastic supply chains, though full-scale implementation requires further development and performance assessment.

2022 IntechOpen eBooks 2 citations
Article Tier 2

A comprehensive review of recycling and reusing methods for plastic waste focusing Indian scenario

This comprehensive review examines global plastic waste management strategies with a focus on India, covering technologies from mechanical reprocessing and pyrolysis to advanced methods like supercritical water conversion and plasma-assisted processing. Researchers evaluated the scalability, limitations, and environmental trade-offs of each approach, noting persistent challenges with microplastic pollution. The study draws on patents and case studies to highlight practical pathways for improving plastic recycling and reducing environmental contamination.

2025 Waste Management & Research The Journal for a Sustainable Circular Economy 6 citations
Article Tier 2

A comprehensive review on integrative approach for sustainable management of plastic waste and its associated externalities

This review examines the challenges of managing plastic waste in developing countries, where inadequate infrastructure leads to open dumping and the generation of microplastics and nanoplastics. Researchers assessed various management strategies including mechanical recycling, chemical recycling, and energy recovery approaches. The study emphasizes the need for integrated, sustainable waste management systems to reduce the environmental and health externalities of plastic pollution.

2022 The Science of The Total Environment 171 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

“Waste to energy” as a driver towards a sustainable and circular energy future for the Balkan countries

This paper reviews waste management challenges in Serbia and Bosnia and Herzegovina, where inefficient fossil fuel use and poor waste handling contribute to high pollution levels. Researchers found that despite existing strategies, waste management practices remain inadequate, particularly in rural areas. The study proposes waste-to-energy models as a practical way to address both the plastic waste problem and energy needs in these Balkan countries.

2024 Energy Sustainability and Society 22 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

Recovery of plastic waste through its thermochemical degradation: a review

This review examines pyrolysis as a promising technology for recovering valuable chemical compounds from plastic waste, which reached approximately 368 million tons of global production in 2020 alone. Researchers discuss how thermal and catalytic degradation can convert different types of thermoplastics into high-energy-value products. The study also highlights the environmental and health impacts of plastic accumulation, including the effects of microplastic consumption on human and animal health.

2023 Environmental Monitoring and Assessment 11 citations
Article Tier 2

Materials challenges and opportunities to address growing micro/nanoplastics pollution: a review of thermochemical upcycling

This review examined thermochemical upcycling technologies including pyrolysis, gasification, and liquefaction as approaches to valorize micro- and nanoplastic waste, assessing the material challenges and opportunities for converting environmental plastic pollution into useful fuels or chemical feedstocks.

2022 Materials Today Sustainability 23 citations
Review Tier 2

Pyrolysis as a value added method for plastic waste management: A review on converting LDPE and HDPE waste into fuel

This review examined pyrolysis as a method to convert low-density and high-density polyethylene plastic waste into fuel, summarizing process parameters, product yields, and fuel quality. Pyrolysis can transform otherwise unrecyclable plastic into diesel-like hydrocarbon fuels. The technology offers a potential solution for managing polyethylene waste while generating energy from materials that would otherwise persist in the environment.

2022 5 citations
Article Tier 2

Plastic waste utilization: Challenges and opportunities for waste-to-energy in Baguio City, Philippines

This study assessed the waste-to-energy potential from residual waste including plastics in Baguio City, Philippines, finding significant energy recovery potential. Converting plastic waste to energy reduces the plastic available to fragment into microplastics, though combustion has its own environmental considerations.

2023 Global NEST International Conference on Environmental Science & Technology
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

Plastic Waste Recycling, Applications, and Future Prospects for a Sustainable Environment

This review examines emerging plastic waste recycling strategies including microwave, plasma, and supercritical water conversion, highlighting applications in construction, fuel production, and nanomaterials for a circular economy.

2022 Sustainability 117 citations