Economic Analysis of the Operation of a Hydropower Plant in a Wastewater Treatment Plant: Toruń, Poland by Paweł Tomczyk, Krzysztof Mastalerek, Karol Kociszewski, Wojciech Orzepowski, Mirosław Wiatkowski

“…The work can contribute to understanding the specifics of the operation of such facilities, which is consistent with, among others, the goals of sustainable development, climate and energy policies, or the circular economy.…”
Get full text

Use of building wastes and red mud as CO2 sorbent and catalyst for the production of hydrogen by Despina Vamvuka, Stavroula Panagiotidou, Agapi Orfanoudaki

“… In the context of low-carbon and circular economy, this study aimed to develop a method for producing biofuels rich in hydrogen, using exclusively waste materials as energy sources or beneficial additives. …”
Get full text

A bibliometric analysis of the effects of electronic waste on the environment by M. Maphosa, V. Maphosa

“…By tracing the evolutionary research pathway, it is clear that the research hotspots have shifted focus to e-waste generation, laser-induced breakdown spectroscopy, and circular economy. A total of 141 articles on e-waste and the environment published between 2003 and 2021 were selected for the study. …”
Get full text

Optimizing Acidic Reductive Leaching for Lithium Recovery: Enhancing Sustainable Lithium Supply for Energy Markets by Agnieszka Sobianowska-Turek, Amelia Zielińska, Weronika Urbańska, Anna Mielniczek, Agnieszka Fornalczyk, Szymon Pawlak, Tomasz Małysa, Janusz Cebulski

“…Additionally, the results contribute to the principles of the circular economy and sustainable supply chains in the energy sector, providing a method to reduce dependency on geopolitically constrained lithium resources and supporting the global energy transition toward cleaner energy solutions.…”
Get full text

A comprehensive review of AI-based collagen valorization: Recent trends, innovations in extraction, and applications by Arthi Srinivasan, Arun Gupta, Vigneswaran Narayanamurthy

“…Collagen valorization is further aligned with circular economy principles, focusing on converting waste into high-value products such as collagen peptides, biomaterials, and functional foods. …”
Get full text

Valorization of Oil Cakes in Two-Pot Lactone Biosynthesis Process by Jolanta Małajowicz, Agata Fabiszewska, Bartłomiej Zieniuk, Joanna Bryś, Mariola Kozłowska, Katarzyna Marciniak-Lukasiak

“…The proposed biotransformation requires optimization and is a good example of the application of the circular economy in food processing and waste management.…”
Get full text

Investigation of corrosion and water absorption of biomass natural coir fiber/hBN reinforced epoxy hybrid composites using different optimisation approaches by Ramraji Kirubakaran, Shenbaga Velu Pitchumani, Sanju Tom, R. Ashwin Nagaraj, P. Salin, Harish Kumar Natchimuthu, Venkatachalam Gopalan, G. Vinayagamurthy

“…However, from a circular economy perspective, these materials present an opportunity to be repurposed into new, eco-friendly products. …”
Get full text

One-step solvothermal preparation of Fe-doped Ni0.85Se/NF: An efficient catalyst for the oxygen evolution reaction by Longqi Zhu, Runze Wang, Chen Wang, Shuhan Yang, Haizhen Liu, Bo Xing, Honghui Cheng, Kuikui Wang

Get full text

Innovative strategies for valorization of byproducts from soybean industry: A review on status, challenges, and sustainable approaches towards zero-waste processing systems by Ahasanul Karim, Emmanuel Freddy Osse, Seddik Khalloufi

“…Additionally, a cutting-edge framework is proposed, advocating for the establishment of a zero-waste system within the soybean processing sector, emphasizing integrated biorefinery technologies, circular economy strategies, and sustainability principles. …”
Get full text

Manufacture and characterization of lightweight sand-plastic composites made of plastic waste and sand: Effect of sand types by Salih Mekideche, Mansour Rokbi, Zine El Abidine Rahmouni, Resego Phiri, Sanjay Mavinkere Rangappa, Suchart Siengchin

“…This study confirms its contribution to enhancing sustainability and promoting the principles of the circular economy.…”
Get full text

Environmental awareness factor of used cell phones by N. Wibowo, R. Nurcahyo, D.S. Gabriel

“…FINDINGS: Mostly the households will replace their used cell phone if there is damage (66.84%) and keep the used cell phone at home (59.5%), thus becoming an obstacle in applying the appropriate recycling system and a circular economy. The average cell phone ownership in Jabodetabek is 1.28 units, and the average cell phone life span of people in Jabodetabek is 2.6 years. …”
Get full text

Driving sustainability in the automotive industry: bio-coated materials and modern strategies by Daniel Mendanha, Denise Carvalho, Mário Silva, Sofia Silva, Pedro Ferreira, Raquel Rodrigues, Carla J. Silva, Cristina Oliveira, Rita Marques

“…Today, bio-based materials are continually entering the market, with an increased focus on leveraging byproducts or waste from other industries to support environmental sustainability and the circular economy. These alternative materials typically consist of a textile substrate that can be modified regarding its composition and often incorporate bio-based coatings as alternatives to leather and petroleum-derived materials. …”
Get full text

Comparative environmental impacts analysis of technologies for recovering critical metals from copper anode slime: Insights from LCA by Yu Li, Jenny Baker, Yaxi Fang, Haizhou Cao, Cameron Pleydell-Pearce, Trystan Watson, Sha Chen, Guangling Zhao

“…Recycling of critical metals can significantly enhance metal recycling efficiency and support the advancement of a circular economy. However, this process could introduce potential environmental impacts due to the increased consumption of energy, chemical material, and water. …”
Get full text

Using stone dust as an improvement material for cement gravel column by Raksiri Sukkarak, Pornkasem Jongpradist, Panich Voottipruex, Pitthaya Jamsawang, Suraparb Keawsawasvong, Teerawut Pansuwannakun, Ittipon Meepon

“…Additionally, stone dust offers sustainability benefits by reducing waste generation and contributing to circular economy principles…”
Get full text

Research on the matching relationship of municipal solid waste management and alternative fuel in Indonesia's cement industry by Wiharja, Suherman, Syafrudin, Muhammad Abdul Kholiq, Reba Anindyajati Pratama, Muhammad Haqqiyuddin Robbani, Feddy Suryanto

“…Beyond addressing coal dependency, RDF adoption supports circular economy practices, reduces landfill reliance, and mitigates environmental pollution. …”
Get full text

Strategic bioprocessing of A. protothecoides and C. sorokiniana using renewable feedstocks for targeted bioproduct and biodiesel generation by Eleni Krikigianni, Kyriakos Antoniadis, Paul Christakopoulos, Ulrika Rova, Leonidas Matsakas, Alok Patel

“…The focus on sustainability and circular economy renders the microalgal biorefinery concept highly attractive. …”
Get full text

Impacts of tropical climate on outdoor treatment of anaerobically digested sanitary wastewater using native microalgae by Gabriela Santos Cardozo, Graziele Ruas, Fabiana Alves Fiore, Gustavo Henrique Ribeiro Silva

“…Microalgal technology can serve as a tertiary treatment in countries with tropical climates, promoting the reintegration of water into the production cycle, which aligns with circular economy principles.…”
Get full text

Reducing personal protective equipment waste in the emergency department of a large regional hospital: codesign informed by system science by Mike Forrester, Rebecca Patrick, Steven Allender, Jaithri Ananthapavan, Urvi Thanekar, Hasini Gunasiri, Minoo Naebe, Maryam Naebe

“…Background This study aimed to bring together health workers from an emergency department (ED) and broader health system changemakers to cocreate a system-oriented understanding of the drivers of single-use personal protective equipment (PPE) waste, and recommend priority actions for government policy, and organisational change, to reduce PPE waste and transition towards a circular economy approach.Methods Participatory group model building was used with ED and PPE health service stakeholders to create a causal loop diagram of drivers of PPE waste and use this diagram to codesign actions to address this waste. …”
Get full text

An organic matter database (OMD): consolidating global residue data from agriculture, fisheries, forestry and related industries by G. Weldesemayat Sileshi, G. Weldesemayat Sileshi, E. Barrios, J. Lehmann, J. Lehmann, F. N. Tubiello

“…This information is expected to contribute to evidence-based policies and actions in support of sustainable utilization and the transition towards a circular economy. The database could be used for a variety of purposes, including estimation of residue availability for soil amendment, livestock feed, bioenergy and other industrial applications as well as assessment of the environmental impacts of residue management practices such as soil application and burning. …”
Get full text

Life cycle assessment of agricultural waste recycling for sustainable environmental impact by S. Sumiyati, B.P. Samadikun, A. Widiyanti, M.A. Budihardjo, S. Al Qadar, A.S. Puspita

“…In addition to efficiently managing agricultural waste, these technologies help generate electricity and sequester carbon, thereby advancing the objectives of climate change mitigation and circular economy. Although life cycle assessment has been used to analyze several waste management strategies, including those specific to agricultural waste, certain significant gaps and discoveries still require attention for a more thorough analysis. …”
Get full text