Circular Economy

 

Circular Economy

Environmental impacts of extensive beef production in Colombia by life cycle assessment: a case study
07/09/2024 - The increase in the negative effects of global change promotes the search for alternatives to supply the demand for food worldwide aligned with the Sustainable Development Goals (SDGs) to ensure...
Optimizing concrete for circularity: a comparative life cycle assessment of geopolymer and ordinary concrete
07/09/2024 - Geopolymer concrete is a sustainable construction material developed with industrial by-products to eliminate the use of cement in concrete production. However, a cradle-to-cradle life cycle...
Energy and environmental analysis of a condensate recovery thermal energy storage for the building cooling system
05/09/2024 - In the pursuit of sustainability and reduced environmental impact, waste-to-energy conversion methods are gaining importance. This study investigates the untapped potential of air-conditioning...
GHG emission quantification and reduction pathway of subway shield tunnel engineering: a case study on Guangzhou Metro, China
31/08/2024 - The shield method is a commonly used construction technique in subway tunnel engineering. However, studies on greenhouse gas (GHG) emissions specifically in subway shield tunnel engineering are...
Dynamic Life Cycle Assessment of Integrated Production of Steel and Methanol
08/08/2024 - Dynamic simulations are coupled with life cycle assessment to compute the carbon footprint profile of a carbon capture and utilization system producing steel and methanol. Process parameters...
Integrated Phosgene and Steel Production: Combining Process Optimization and Life Cycle Assessment to Minimize Greenhouse Gas Emissions
09/08/2024 - Integrating process optimization with lifecycle assessment, CO purification from basic oxygen furnace gas for phosgene synthesis using vaccum pressure swing adsorption or monoethanolamine is studied,...
Comparative study of polyphenol extraction using physical techniques and water as a solvent: a sustainable approach for the valorization of apple pomace
10/08/2024 - Apples are among the most commonly cultivated fruits globally. Approximately 65% of annual apple production is transformed into apple juice concentrate generating a large amount of waste material...
Sustainable waste management: a comprehensive life cycle assessment of bioethanol production from agricultural and municipal waste
07/08/2024 - Biofuels have emerged as a promising and eco-friendly alternative to conventional fossil fuels. Biofuel sourced from rice straw (RS) and municipal solid waste (MSW), which are abundant residues...
Economic evaluation of submerged anaerobic hybrid membrane bioreactor operating at mesophilic temperature
08/07/2024 - A laboratory-scale mesophilic submerged anaerobic hybrid membrane bioreactor (An-HMBR) was operated for 270 days for the treatment of high-strength synthetic wastewater at different hydraulic...
Energy from waste biomass: an LCA study on a biofuel cell at early design stage
26/06/2024 - Diversifying energy sources and managing waste biomass are two pressing contemporary issues. The new technology proposed in this study aims to address both by converting waste biomass into energy...
LCA applied to comparative environmental evaluation of aggregate production from recycled waste materials and virgin sources
26/06/2024 - Nowadays, all productive sectors, including the construction industry, are facing the challenge of reducing their environmental impact. To achieve this objective, numerous actions are being...
Advantages and drawbacks of life cycle assessment application to the pharmaceuticals: a short critical literature review
19/06/2024 - Pharmaceuticals are among the most challenging products to assess by life cycle assessment (LCA). The main drawback highlighted by LCA practitioners is the lack of inventory data, both regarding...
Municipal Solid and Plastic Waste Co?pyrolysis Towards Sustainable Renewable Fuel and Carbon Materials: A Comprehensive Review
16/06/2024 - This review tackles the challenges of worldwide waste management, focusing on renewable and sustainable fuels and waste recycling through the exploration of co?pyrolysis as an innovative method. It...
Gate-to-grave assessment of plastic from recycling to manufacturing of TENG: a comparison between India and Singapore
15/06/2024 - This study assesses the viability of recycled plastic-based triboelectric nanogenerators (TENGs) for sustainable energy harvesting in India and Singapore, concurrently examining plastic waste...
Pyrolytic urban mining of waste printed circuit boards: an enviro-economic analysis
17/06/2024 - E-waste, a global environmental concern resulting from supply chain inefficiency, also offers the opportunity to recover valuable materials, including general and rare earth metals. Waste printed...
A raising alarm on the current global electronic waste situation through bibliometric analysis, life cycle, and techno-economic assessment: a review
31/05/2024 - Electronic waste (E-waste) production worldwide is increasing three times faster than the growth of the global population, and it is predicted that the total volume of E-waste will reach 74...
Environmental and economic analysis of the transformation of paper mill sludge treatment technologies in China
27/05/2024 - Paper mill sludge (PMS) is featured with a high content of cellulose and hemicellulose, and using its characteristics to make paperboard can achieve a high-value utilization of PMS, which has...
Assessing environmental impacts of a textile company using life cycle assessment approach—a case study
22/05/2024 - The textile industry is known for its significant environmental impact, and as such, there is a growing need to assess the industry’s production practices. Life cycle assessment (LCA) is an...
Technological advances and challenges of reclaimed asphalt pavement (RAP) application in road engineering—a bibliometric analysis from 2000 to 2022
11/05/2024 - Reclaimed asphalt pavement (RAP) is a valuable material that can be recycled and reused in road engineering to reduce environmental impact, resource utilization, and economic costs. However, the...
Advancing Urban Building Energy Modeling: Building Energy Simulations for Three Commercial Building Stocks through Archetype Development
27/04/2024 - Urban building energy models (UBEMs), developed to understand the energy performance of building stocks of a region, can aid in key decisions related to energy policy and climate change solutions....
The Effect of Packaging Types on Fresh Peaches in the Direct?To?Consumer Environment: Distribution Testing, Life Cycle Assessment and Economic Impact
28/04/2024 - This study evaluated different package types' sustainability, cost and protective capacity on peaches in the direct?to?consumer distribution environment. The vibration response of peaches in all...