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The Cement Environmental Matters Technical Subcommittee of the American Mining Congress has, for some time, been cooperating with the Economic Effects Research Division of N.A.P.C.A. in the develop ment of a questionnaire intended to develop data from which expendi tures incurred in reducing air pollutant emissions can be more
Mar 01, 2010 1.. IntroductionThe Portland cement manufacturing industry is under close scrutiny these days because of the large volumes of CO 2 emitted. Actually this industrial sector is thought to represent 5–7% of the total CO 2 anthropogenic emissions (Hendricks et al., 1998, Humphreys and Mahasenan, 2002).Therefore numerous studies have been done to evaluate CO 2 emissions and energy …
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Mar 17, 2013 Environmental Impact Assessment is a very exhaustive study that is required to be done to assess the possible positive or negative impact that a proposed project may have on the environment. EIA studies include environmental, social and economic aspects. This article specifically discusses the EIA studies on cement Industry.
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1 day ago Environmentally-friendly concrete cuts carbon emissions by two thirds. By E&T editorial staff. Published Wednesday, August 18, 2021. A climate-friendly cement has been developed that produces up to two-thirds fewer carbon emissions during its production than conventional cement. Researchers at the Martin Luther University Halle-Wittenberg (MLU ...
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Jun 27, 2018 Cement manufacture is a considerable industrial activity in terms of its volumes and contribution to greenhouse gas emissions. This study apprises the environmental impact of the clinker and Portland cement production in Iran, using life cycle impact assessment.
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environment. An alternative to the Environmental Impact Assessment is the Environmental and Social Impact Assessment (ESIA), where the environmental and social impacts assessments are merged into one assessment process. To ensure coverage of both environmental and social issues, this Technical Note refers to the ESIA.
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In this study, environmental impact on air quality was evaluated for a typical Cement Industry in Nigeria. The air pollutants in the atmosphere around the cement plant and neighbouring settlements were determined using appropriate sampling techniques.
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The construction industry that is known to have numerous negative impact on sustainability is now wide awake on sustainable measures which can aid in reducing its negative impact. In this work, green cement was produced from pyroprocessed clay (PC) at 800 C and mixed together with Portland cement.
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Concrete ingredients, their proportioning, interactions between them, placing and curing practices, and the service environment determine the ultimate durability and life of the concrete. The heavily traveled Wacker Drive replacement in downtown Chicago was designed for a 75- to 100-year life.
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3.2 Environmental effect due to cement manufacturing process Emissions to air is the main environmental challenge faced by the cement industry. Main pollutions of cement productions include; cement dust, air pollution, water pollution, solid waste pollution noise pollution, ground vibration and resources depletion due to raw material extraction.
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cement industry has been using large quantities of waste fuels or biomass fuels, for more than 15 years. The production of cement involves the consumption of large quantities of raw materials, energy, and heat. Cement production also results in the release of a significant amount of solid waste materials and gaseous emissions.
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Feb 26, 2016 Cement manufacture contributes greenhouse gases directly through the production of carbon dioxide when calcium carbonate is heated (producing lime and carbon dioxide) and indirectly through the use...
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Oct 20, 2009 Use of cement and steel structures involves high energy consumption, emission of carbon materials: It also contributes to the pollution of the surrounding environment [41]. Abandoned steel …
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Jan 01, 2014 At the same time, the cement industry is facing challenges such as cost increases in energy supply , requirements to reduce CO 2 emissions, and the supply of raw materials in sufficient qualities and amounts (WBCSD, 2008). In this chapter, the environmental impact of cement production will be described.
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America’s cement producers have a strong culture of innovation that has led to gains in energy efficiency and new sustainable manufacturing practices that continually reduce environmental impacts. Over the last 40 years, U.S. cement manufacturers have reduced the energy used to produce a metric ton of cement by roughly 40 percent.
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Jun 02, 2021 Domestic cement production accounted for 2.4% of total energy consumption, as per the study performed by the U.S. Department of Energy. Adoption of Green Cement to Reduce Environmental Footprints of Cement to Steer Sizable Growth Traction in Cement Industry Worldwide
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Furthermore, Aranda-Uson et al. (2013) presented the use of alternative fuels and raw materials in the cement industry. The study showed that alternative fuels can decrease cement industry’s environmental impact, and furthermore that it can lower the consumption of energy and material resources, and reduce the economic costs of cement production.
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Jul 09, 2021 The concern for environmental related impacts of the cement industry is fast growing in recent times. The industry is challenged with high environmental impact which spans through the entire production process. Life cycle assessment (LCA) evaluates the environmental impact of product or process throughout the cycle of production. This can be done using either or both midpoint …
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Nov 01, 2015 Accordingly, the present study aims to evaluate the relationship between a green supplier, green innovation, environmental performance, and competitive advantage in the cement industry, which is an important industry for Iran. This study is descriptive in nature and conducted based on correlation and structural equation modelling.
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