Uncovering driving forces on greenhouse gas emissions in China' aluminum industry from the perspective of life cycle analysis

Zhe Liu, Yong Geng, Michelle Adams, Liang Dong, Lina Sun, Jingjing Zhao, Huijuan Dong, Jiao Wu, Xu Tian

Résultat de recherche: Articleexamen par les pairs

62 Citations (Scopus)

Résumé

With the rapid growth of aluminum production, reducing greenhouse gas (GHG) emissions in China's aluminum industry (CAI) is posing a significant challenge. In this study, the energy-related GHG emission trajectories, features and driving forces of CAI are analyzed from the perspective of life cycle analysis (LCA) from 2004 to 2013. Results indicate that CAI experienced a rapid growth of energy-related GHG emissions with an average annual growth of 28.5 million tons CO2e from 2004 to 2013. Energy-scale effect is the main driving force for energy-related GHG emissions increase in CAI, while emission-factor effect of secondary aluminum production plays a marginal effect. Construction and transportation-related activities account for the bulk of the embodied emissions, accounting for more than 40% of the total embodied emissions from CAI. Policy implications for GHG mitigation within the CAI, such as developing secondary aluminum industry, improving energy mix and optimizing resource efficiency of production, are raised.

Langue d'origineEnglish
Pages (de-à)253-263
Nombre de pages11
JournalApplied Energy
Volume166
DOI
Statut de publicationPublished - mars 15 2016

Note bibliographique

Funding Information:
This study was supported by China-Canada Scholarship Exchange Program ( 201505990157 ), Liaoning Provincial Doctor Fund 2015 ( Y5KJT1A1J2 ), National Science Fund for Distinguished Young Scholars ( 71025002 ), Natural Science Foundation of China ( 71033004 ). Especially, we want to thank Weiqiang Chen’s support for his data on CAI and those anonymous reviewers for their valuable comments and contributions to the revised version of this paper.

Publisher Copyright:
© 2015 Elsevier Ltd.

ASJC Scopus Subject Areas

  • Building and Construction
  • Mechanical Engineering
  • General Energy
  • Management, Monitoring, Policy and Law

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