scholarly journals The Application of Two Models of Life Cycle Assessment (Lca) for Transition to the Low-Carbon Economy: a Case Study in the Aluminum Industry

Author(s):  
Elizabeth Trenton

This study examined two approaches that account for recycled materials in LCA studies, the recycled content (RC) approach and the end-of-life recycling (EOL) approach, which were reviewed with reference to aluminum. Interviews were conducted to obtain best practices in using these two approaches and carbon footprinting was used as an environmental performance metric. The interview results showed that across the stakeholder groups there was no unanimity or preferences regarding either approach where LCA studies involved metals/aluminum. The case study of aluminum recycling applied a custom computer model developed for a Canadian primary producer that compared the carbon emissions of producing 1 metric ton (mt) of aluminum for the two approaches. The average value of mt CO2 eq. produced per mt aluminum was lower using the EOL approach versus the RC approach in every scenario. Percentage differences indicated substantial differences in the results when the two approaches were compared.

2021 ◽  
Author(s):  
Elizabeth Trenton

This study examined two approaches that account for recycled materials in LCA studies, the recycled content (RC) approach and the end-of-life recycling (EOL) approach, which were reviewed with reference to aluminum. Interviews were conducted to obtain best practices in using these two approaches and carbon footprinting was used as an environmental performance metric. The interview results showed that across the stakeholder groups there was no unanimity or preferences regarding either approach where LCA studies involved metals/aluminum. The case study of aluminum recycling applied a custom computer model developed for a Canadian primary producer that compared the carbon emissions of producing 1 metric ton (mt) of aluminum for the two approaches. The average value of mt CO2 eq. produced per mt aluminum was lower using the EOL approach versus the RC approach in every scenario. Percentage differences indicated substantial differences in the results when the two approaches were compared.


2014 ◽  
Vol 962-965 ◽  
pp. 2360-2363
Author(s):  
Yong Hong Ma ◽  
Xian Wei Liu ◽  
Xing Ma

Based on the theory of Rong-Jie State of generalized virtual economy and took Sino-Singapore Tianjin Eco-City as an example, this paper discussed and analyzed the value realization of Tianjin Eco-City based on the detailed data of construction goals and achievements. The results showed that, in a low-carbon and ecological economic system, material values, environmental values, social and psychology values could be attained in Tianjin Eco-City.


Facilities ◽  
2019 ◽  
Vol 37 (3/4) ◽  
pp. 216-233
Author(s):  
Andrea Pelzeter ◽  
René Sigg

Purpose The purpose of this paper is identification of a methodology to determine CO2 emissions through facility services on an approximate and sufficiently accurate basis. This methodology is to be used by German practitioners for request for proposals (RFPs) and offers of facility services. Design/methodology/approach In accordance with ISO 14067, a matrix of CO2-relevant modules for the representation of CO2 emissions from facility services is developed. Key figures for energy consumption, transport and equipment manufacture and use are used in a case study. Findings For a transparent CO2 assessment of facility services, the following modules are required: work clothing, devices, vehicles (service personnel), supplies, transportation of personnel and overhead (vehicles and office space). In the case study, facility services account for about 30 per cent of the CO2 emissions originating from the use of the building. Research limitations/implications The methodology developed is also applicable to other services. Prior to that, however, the investigation of additional facility services (catering or security) and an extension to other types of facilities is required (office building, hospital, etc.). Practical implications The developed methodology allows transparent competition for low-carbon services concepts, for example, in RFP procedures for facility services. Social implications CO2-optimised facility services increase the demand for low-emission operating equipment and resources. They therefore have an indirect influence on the development of a low-carbon economy. Originality/value To date, there has not been a methodology that supports a transparent and practical summary of the service-related CO2 emissions associated with the resources used in facility services.


2012 ◽  
Vol 524-527 ◽  
pp. 2517-2521
Author(s):  
Xiao Li Hou ◽  
Jing Wang ◽  
Chang Jing Xiao

To develop low-carbon tourism attraction is conducive to the transformation of tourism industry’s development mode. It can also help China to take the carbon-reducing responsibility in the world, reduce carbon emission and develop low-carbon economy and society. This paper takes Beijing Badachu Park as the case study to analyze the relationship between the development of low-carbon tourism attraction and the tourists’ low-carbon cognition. It shows that there’re two kinds of low-carbon cognition, one is “to know it” and the other is “to do it”. But the reality is there always has some inconformity between consciousness and behavior in low carbon tourism which is bad for the construction of tourism attractions. This article put forward some suggestions to solve this problem: “hardware” transformation, scientifically planning and management, to intervene tourists’ low carbon cognition through “attraction also community” ways, etc.


2016 ◽  
Vol 8 (7) ◽  
pp. 673 ◽  
Author(s):  
Lei Yang ◽  
Yiji Cai ◽  
Jiahui Hong ◽  
Yongqiang Shi ◽  
Zhiyong Zhang

2014 ◽  
Vol 644-650 ◽  
pp. 5966-5969
Author(s):  
Sun Jie ◽  
Hu Jiang Gong ◽  
Wen Feng Liu

This paper are based on the background of a low-carbon economy, with China's automobile using new energy as the research object, explores the development of new energy automotive industry under collaborative innovation system, as well as the problems it faced. According to it, this paper put forward rational proposals, which has provided great theoretical value and practical significance for the development of new energy automotive industry in China.


2015 ◽  
Vol 164 ◽  
pp. 245-257 ◽  
Author(s):  
Charbel José Chiappetta Jabbour ◽  
Angelo Saturnino Neto ◽  
José Alcides Gobbo ◽  
Maisa de Souza Ribeiro ◽  
Ana Beatriz Lopes de Sousa Jabbour

2021 ◽  
Vol 300 ◽  
pp. 02006
Author(s):  
Lixing Zhou

Textile industry is a high energy-consuming industry, which depends on oil, coal and other energy resources. This paper takes Guangdong textile industry as case study and analyses its current carbon emission from the statistical yearbook. Chinese textile industry should transform and develop a low-carbon economy model. Firstly, the government should strengthen the top-level design and improve the relevant legal system. Secondly, new energy and renewable materials needs to be vigorously explored to save energy. Thirdly, the textile enterprises must speed up the industrial transformation and upgrade to enhance the added value in the industrial chain. Finally, consumers are required to update their concept of low-carbon consumption. These ways are helpful to ensure the minimization of “carbon footprint”. Only by developing a circular economy and low-carbon economy, can we build a resource-saving, environment-friendly and low-carbon-oriented society.


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