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81 articles for “Emission reductions”
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Applications of Carbon Dioxide Emissions Calculations in the Operation of Public Passenger Transport Systems
Abstract: This paper aims to analyze emissions from public passenger transport systems, metros and buses, compared with private cars, establishing calculating these emissions. The calculations were applied in the city of Rio de Janeiro, Brazil. The results obtained indicate that the electric trains of the system had an average emission of 4.5 g of carbon dioxide (CO2) per passenger-kilometer, a result 10 times lower than the emission of buses, which in …
Published in Trends in Transport Engineering and Applications · Vol. 11, Issue 1, 2024 · pp. 12–20 Read article
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Metro Systems' Role in Reducing CO2 Emissions in Urban Transport
Abstract: To better understand the impact of metro systems on reducing CO2 emissions in urban transport, a detailed analysis is required. This analysis should evaluate both the direct and broader effects of metro networks on the overall urban transportation system. It is crucial to quantify the actual contribution of metro systems in cutting CO2 emissions by considering the entire transport network. The evaluation should include not only the emissions generated by …
Published in Trends in Transport Engineering and Applications · Vol. 11, Issue 3, 2024 · pp. 19–22 Read article
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Advancing Sustainability: A Comprehensive Review of Environmental, Social, and Governance (ESG) Practices
Abstract: Environmental, Social, and Governance (ESG) frameworks have emerged as critical pillars guiding sustainable business practices and responsible investment decisions. This review explores the multifaceted role of ESG principles in promoting environmental stewardship, advancing social equity, and ensuring ethical governance. Environmentally, ESG focuses on combating climate change, conserving biodiversity, and managing resources through renewable energy adoption, waste reduction, and carbon emission control. Socially, it emphasizes employee well-being, diversity, community engagement, and …
Published in Journal of Thermal Engineering and Applications · Vol. 12, Issue 2, 2025 · pp. 1–9 Read article
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Future Challenges of Photocatalytic Water Splitting: Sustainability
Abstract: Photocatalytic water splitting has emerged as a promising technology for sustainable hydrogen production through the direct utilization of solar energy. This process mimics natural photosynthesis, using semiconductor materials to absorb light and drive the decomposition of water into hydrogen and oxygen. The method provides a sustainable and eco-friendly solution to the global energy challenge by enabling the reduction of carbon emissions. Among various solar-to-chemical energy conversion approaches, photocatalytic water splitting …
Published in International Journal of Photochemistry and Photochemical Research · Vol. 3, Issue 2, 2025 · pp. 43–48 Read article
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Experimental Investigation on Nitrogen Oxides Air Pollutant Reduction Characteristics of Cement Mortar Using Sustainable Photocatalytic Material
Abstract: Emissions of nitrogen oxide (NOx) should be diminished to address the facts of urban air pollution and its health and environmental consequences. This study explores the potential of NOx reduction of photovoltaic pollutants in cement mortar using titanium dioxide (TiO2) as a photovoltaic material. NOx is one of the major pollutants of urban air, related to the problems of smog and acid rain, with serious health hazards. The study focuses …
Published in Journal of Structural Engineering and Management · Vol. 12, Issue 3, 2025 · pp. 26–40 Read article
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Climate Change Threat in Jaipur: Mitigating and Sustainable Attributes Through Carbon Footprint Reduction
Abstract: Challenges of climate change are significantly increasing on a forward time scale. Such a phenomenon is predominantly seen in urban sectors where population is rapidly increasing, thereby resulting in extensive resource consumption leading to release of significant carbon footprint. An attempt has been made in the present paper by the authors initially to assess the carbon footprint of Jaipur, Rajasthan on a backward and forward time scale partly to suggest …
Published in International Journal of Climate Conditions · Vol. 3, Issue 1, 2026 · pp. 35–50 Read article
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Effects of Nano Additives on Performance and Emission Characteristics of CI Engine with Mahua Biodiesel and Diesel Blends as Fuel
Abstract: Due to growing environmental concerns and the imminent depletion of fossil fuels, the development of eco-friendly alternative fuels, such as biodiesel, is imperative. To improve the performance and emission properties of diesel engines utilizing biodiesel blends, the effective introduction of metallic and non-metallic nano-additives has been established. This research aimed to investigate the blending ratios of biodiesel (B0, B10, B20, and B40) in a compression ignition engine. Furthermore, the impact …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 41–49 Read article
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Towards Green Energy: Assessing Biomass Densification Technologies for Power Generation
Abstract: Technologies for biomass densification have become essential for improving the profitability and efficiency of biomass-based energy production. This thorough review article examines several biomass densification-related topics, such as the technologies involved, process variables, benefits, difficulties, and possible uses. We explore the basic ideas behind biomass densification, including torrefaction, briquetting, and palletization, and we talk about the factors that affect their efficacy as well as their mechanisms. Furthermore, we examine the …
Published in International Journal of Energy and Thermal Applications · Vol. 1, Issue 2, 2023 · pp. 43–53 Read article
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Sustainable Energy Solutions: Biodiesel, Biofuels, and Algae in Combating Climate Change
Abstract: With the increasing concern about environmental pollution and climate change, there has been a growing focus on finding sustainable and eco-friendly alternatives to traditional fossil fuels.Biodiesel and biofuels have emerged as promising renewable energy sources, offering significant benefits in terms of pollution reduction and greenhouse gas emission mitigation. This article explores the role of biodiesels and biofuels in preventing and treating pollution, emphasizing their properties, stability, and degradation patterns. Additionally, …
Published in International Journal of Energy and Thermal Applications · Vol. 2, Issue 2, 2024 · pp. 29–32 Read article
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Advanced Digital Twin and AI Integration for Real-Time Optimization in Polymer Production
Abstract: The integration of Internet of Things (IoT) with Artificial Intelligence (AI) technologies opens up considerable avenues for reshaping polymer manufacturing by improving operational effectiveness, securing exceptional product standards, and advancing sustainability in the environment. This academic manuscript delineates an advanced framework that integrates IoT and AI with synergistic technologies, including blockchain, edge computing, and digital twin methodologies, to revolutionize polymer manufacturing processes. The proposed architecture utilizes IoT sensors for the …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 81–89 Read article
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Recent research trends in Bioethanol production – An Indian context
Abstract: Biofuels production is indeed a research hotspot. Prevention is better than cure. A paradigm shift from fossil based to bio-based fuels gives health, wealth and happiness. Among various biofuels, after biodiesel, bioethanol is next to and close to commercialization. The use of bioethanol is countries like Brazil and US is a success story. In India there is significant progress taking place in the transportation sector to use bioethanol as fuel …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 16, Issue 2, 2026 Read article
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Fuel Cell and Solar Powered Based Renewable Energy Power Generation for Electric Vehicle Charging Station
Abstract: With the recent surge in Electric Vehicles (EVs) adoption, there is an ongoing demand for durable, reliable and green charging infrastructure. Traditional EV charging stations depend on grid electricity (which is produced by fossil fuel power plants) in real time and fail to unleash the full potential of electric mobility. In this study, a hybrid renewable energy system composed of Solar Photovoltaic (PV) arrays and Hydrogen Fuel Cells (FCs) is …
Published in Journal of Power Electronics and Power Systems · Vol. 16, Issue 2, 2026 Read article
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A Machine learning approach to asses carbon emission, utility to produce biomaterial
Abstract: The transportation sector, and the automotive industry in particular, has grown significantly over the last ten years. However, these quick advancements have also brought about important problems that require workable answers. The problem of carbon emission is responsible for global warming due to greenhouse gas emission. The present work is focused on CO2 emission from public and personal transport within Agra city on a real-time basis. In the context of …
Published in International Journal of Advanced Control and System Engineering · Vol. 3, Issue 1, 2025 · pp. 22–30 Read article
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A Sustainable and Green Prototyping Framework for Low-carbon and Resource-efficient Virtual Product Development
Abstract: The increasing emphasis on sustainable manufacturing has intensified the need for environmentally responsible design and development methodologies for polymer and polymer-composite materials, where material selection, processing routes, and waste generation play a critical role in overall environmental impact. This paper presents a Sustainable and Green Prototyping (SGP) framework that integrates Virtual Prototyping (VP), Life Cycle Assessment (LCA), and multi-objective optimization to systematically reduce carbon footprint, energy consumption, and material waste …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 459–471 Read article
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Analysis of Sound Transmission Loss in Hybrid Mufflers for Automotive Applications
Abstract: An exhaust system's noise level can be reduced with the use of a muffler. There is general recognition that baffled exhaust mufflers reduce noise emissions and increase the loss of sound transmission. The reduction of sound transmission can be further achieved by inserting sound-absorbing materials inside the muffler. Exhaust muffler systems with strategically positioned baffles have been shown to effectively reduce noise emissions, thereby improving acoustic performance. Baffles divert and …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 314–322 Read article
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Hydrogen-based Steel Making - The future?
Abstract: The largest energy consumer i.e. 5% of global energy consumption and 7% of global CO2 emissions are produced by the iron and steel sector. The steel industry is a significant contributor to anthropogenic CO2 emissions, largely due to the use of carbon as a reducing agent in the production of virgin steel. The main cause of these emissions is the decrease in iron ore. While recycling scrap steel in electric …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 2, 2024 · pp. 38–65 Read article
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Enhancing Engine Efficiency and Reducing Emissions: A Comprehensive Review of Air Calorimeter Technology
Abstract: The article talks about the idea behind this project to pre-heat the intake air that passes through the carburettor to increase a petrol engine's fuel efficiency. The vaporization of petrol in the carburettor is influenced by the humidity of the surrounding air. Therefore, vaporization can be facilitated, and full combustion can be accomplished by preheating the carburettor's incoming air for a significant amount of time. Additionally, by lowering the amount …
Published in Journal of Aerospace Engineering & Technology · Vol. 15, Issue 1, 2025 · pp. 8–13 Read article
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Eco-Friendly Steel Making for a Sustainable Future
Abstract: The iron and steel industry is one of the most energy-intensive sectors, accounting for approximately 5% of global energy consumption and contributing around 7% of worldwide CO2 emissions. The industry's carbon footprint is particularly challenging to reduce, as carbon plays a crucial role as a stoichiometric reducing agent in conventional steel production. The reduction of iron ore during the manufacture of primary (virgin) steel is responsible for a sizable amount …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 15, Issue 3, 2025 · pp. 6–31 Read article
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Waste-Heat Recovery Systems for Sustainable Industrial Energy Management
Abstract: Industrial processes consume vast amounts of energy, often resulting in substantial heat losses to the environment. Waste-heat recovery (WHR) systems provide a viable solution to harness this otherwise lost thermal energy, improving overall energy efficiency, reducing operational costs, and contributing to sustainable industrial practices. This study investigates the design, implementation, and optimization of waste-heat recovery systems across various industrial sectors, including power generation, chemical processing, cement production, and steel manufacturing.The …
Published in Journal of Water Pollution & Purification Research · Vol. 13, Issue 1, 2026 · pp. 78–84 Read article
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Comparative Analysis of Eco Friendly Brick with Red Bricks
Abstract: This research presents a comparative analysis between conventional red bricks and eco-friendly bricks made from mud, rice husk, and dry plant leaves. The aim is to evaluate the potential of using sustainable, low-cost, and locally available agricultural waste materials in brick production as an environmentally conscious alternative to traditional methods. The eco-bricks were manufactured without kiln firing, significantly reducing energy consumption and carbon emissions. A series of laboratory tests—including compressive …
Published in Journal of Structural Engineering and Management · Vol. 12, Issue 3, 2025 · pp. 42–46 Read article