A Practical Approach to Screening Potential Environmental Hotspots of Different Impact Categories in Supply Chains
Abstract
:1. Introduction
2. Materials and Methods
2.1. Embodied Intensities
2.2. Unit Direct Interventions
2.3. Characterization Factors
GWP 100 of the SAR [29] | Ref.) GWP 100 of the AR4 [33] | DAP [30] (Japan Average) | WSI [31] (Japan) |
---|---|---|---|
(kg·CO2·eq/kg) | (kg·CO2·eq/kg) | (kg·SO2·eq/kg) | (m3·water·eq/m3) |
CO2: 1 | CO2: 1 | NO2: 0.63 | Surface water (S2b): 0.536 |
CH4: 21 | CH4: 25 | SO2: 1.00 | Ground water (G2b): 0.024 |
N2O: 310 | N2O: 298 | Rain water: 0.999 | |
HFCs: 1300 a etc. | HFCs: 1430 a, etc. | ||
PFCs: 6500 b etc. | PFCs: 7390 b, etc. | ||
SF6: 23,900 | SF6: 22,800 |
2.4. Domestic and Foreign Potential Impacts by Each Tier of the Supply Chain
2.5. Potential Impacts Associated with the Import of Raw Materials
3. Results
3.1. Rates of Foreign Potential Impacts
3.2. Product Subject to a Case Study
3.3. Domestic and Foreign Potential Impacts by Each Tier of the Supply Chain
3.4. Sectors that Significantly Contribute to Potential Impacts
3.5. Potential Impacts that Associated with the Import of Raw Materials
4. Discussion
Supplementary Files
Supplementary File 1Acknowledgments
Author Contributions
Conflicts of Interest
References
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Nakatani, J.; Maruyama, T.; Fukuchi, K.; Moriguchi, Y. A Practical Approach to Screening Potential Environmental Hotspots of Different Impact Categories in Supply Chains. Sustainability 2015, 7, 11878-11892. https://doi.org/10.3390/su70911878
Nakatani J, Maruyama T, Fukuchi K, Moriguchi Y. A Practical Approach to Screening Potential Environmental Hotspots of Different Impact Categories in Supply Chains. Sustainability. 2015; 7(9):11878-11892. https://doi.org/10.3390/su70911878
Chicago/Turabian StyleNakatani, Jun, Tamon Maruyama, Kosuke Fukuchi, and Yuichi Moriguchi. 2015. "A Practical Approach to Screening Potential Environmental Hotspots of Different Impact Categories in Supply Chains" Sustainability 7, no. 9: 11878-11892. https://doi.org/10.3390/su70911878
APA StyleNakatani, J., Maruyama, T., Fukuchi, K., & Moriguchi, Y. (2015). A Practical Approach to Screening Potential Environmental Hotspots of Different Impact Categories in Supply Chains. Sustainability, 7(9), 11878-11892. https://doi.org/10.3390/su70911878