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author:

Zhang, Xiaohong (Zhang, Xiaohong.) [1] | Shen, Jianming (Shen, Jianming.) [2] | Wang, Yanqing (Wang, Yanqing.) [3] | Qi, Yan (Qi, Yan.) [4] | Liao, Wenjie (Liao, Wenjie.) [5] | Shui, Wei (Shui, Wei.) [6] | Li, Li (Li, Li.) [7] | Qi, Hui (Qi, Hui.) [8] | Yu, Xiaoyu (Yu, Xiaoyu.) [9]

Indexed by:

EI

Abstract:

As one of important building materials, the sustainability of cement production is widely concerned in the world. This research evaluated the sustainability of China's cement industry in 2010 using emergy analysis. Several emergy based indicators were adopted to describe the comprehensive performance of this system from different angles, including Percentage of renewability (%R), Unit emergy value (UEV), Emergy yield ratio (EYR), Emergy exchange ratio (EER), Environmental load ratio (ELR) and Emergy sustainable index (ESI). The research results show that (1) Mineral resources have absolute contribution to China's cement production; (2) Coal is the main energy source for China's cement industry; (3) China's cement industry has relatively weak competition ability due to relatively high ratio of purchased inputs; (4) China's other industries have benefited greatly from this industry by exchanges; (5) China's cement industry cannot keep sustainable in the long run due to its high environmental load; (6) the UEV of Chinese cement in 2010 is 3.64E15 sej/t (based on the emergy baseline 15.83E24 sej/yr). Finally, the related policy implications are proposed from four aspects, including (1) Accelerating the adjustment of process structure and technical innovation; (2) Promoting the substitution of raw materials or fuels; (3) Raising the price of cement products; (4) Decreasing the export of cement products. © 2016 Elsevier Ltd

Keyword:

Cement industry Cements Coal deposits Coal industry Competition Public policy Sustainable development

Community:

  • [ 1 ] [Zhang, Xiaohong]College of Environmental Sciences, Sichuan Agricultural University-Chengdu Campus, Chengdu; Sichuan; 611130, China
  • [ 2 ] [Shen, Jianming]College of Environmental Sciences, Sichuan Agricultural University-Chengdu Campus, Chengdu; Sichuan; 611130, China
  • [ 3 ] [Wang, Yanqing]College of Environmental Sciences, Sichuan Agricultural University-Chengdu Campus, Chengdu; Sichuan; 611130, China
  • [ 4 ] [Qi, Yan]College of Environmental Sciences, Sichuan Agricultural University-Chengdu Campus, Chengdu; Sichuan; 611130, China
  • [ 5 ] [Liao, Wenjie]Institute of New Energy and Low-Carbon Technology, Sichuan University, Chengdu; 610065, China
  • [ 6 ] [Shui, Wei]College of Environment and Resources, Fuzhou University, Fuzhou; 350116, China
  • [ 7 ] [Li, Li]Institute of New Energy and Low-Carbon Technology, Sichuan University, Chengdu; 610065, China
  • [ 8 ] [Qi, Hui]College of Environmental Sciences, Sichuan Agricultural University-Chengdu Campus, Chengdu; Sichuan; 611130, China
  • [ 9 ] [Yu, Xiaoyu]College of Environmental Sciences, Sichuan Agricultural University-Chengdu Campus, Chengdu; Sichuan; 611130, China

Reprint 's Address:

  • [zhang, xiaohong]college of environmental sciences, sichuan agricultural university-chengdu campus, chengdu; sichuan; 611130, china

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Source :

Ecological Indicators

ISSN: 1470-160X

Year: 2017

Volume: 72

Page: 452-458

3 . 9 8 3

JCR@2017

7 . 0 0 0

JCR@2023

ESI HC Threshold:247

JCR Journal Grade:1

CAS Journal Grade:2

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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