Household Carbon Footprint Characteristics and Driving Factors: A Global Comparison Based on a Dynamic Input–Output Model

Carbon emissions are rapidly increasing with continuing global economic development, necessitating an urgent energy revolution. Often, when calculating carbon footprint, analysts have failed to account for changes in capital stock and the impact of indirect emissions caused by the consumption of imp...

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Main Authors: Xi Chen, Yingying Zhen, Zhanming Chen
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/16/9/3884
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author Xi Chen
Yingying Zhen
Zhanming Chen
author_facet Xi Chen
Yingying Zhen
Zhanming Chen
author_sort Xi Chen
collection DOAJ
description Carbon emissions are rapidly increasing with continuing global economic development, necessitating an urgent energy revolution. Often, when calculating carbon footprint, analysts have failed to account for changes in capital stock and the impact of indirect emissions caused by the consumption of imported products. Furthermore, the homogenization of industrial and resident sectors has reduced our understanding of the specific driving forces behind carbon emissions. To avoid such locational and temporal biases, this study employs a dynamic input–output model to re-estimate the carbon footprint of only residents. We deconstruct residential emissions into different consumption categories and conduct a comparative analysis between developed and developing countries from across the world. To this end, data from 44 global economies were obtained from the World Input–Output Database for the period from 2000 to 2014. For developing countries, food consumption had the highest share of embodied carbon emissions, maintaining a share of over 20%, whereas in developed countries, housing consumption had the highest share, remaining at over 30%. In most countries, the consumption level and emission intensity effects were the most important drivers of carbon emission increases and carbon emission decreases, respectively. However, the contributions of the two varied considerably in different countries, with the maximum impact of the emission intensity effect on the carbon footprint of a single category reaching 854.31% in the US and 99.34% in China. These findings will help countries tailor their emission reduction policies to local conditions and emphasize that emission reductions should start by reducing the emission intensity and consumption structure of the corresponding sectors.
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spelling doaj.art-098ea8fafade43e288a50b1b465e2b352023-11-17T22:53:02ZengMDPI AGEnergies1996-10732023-05-01169388410.3390/en16093884Household Carbon Footprint Characteristics and Driving Factors: A Global Comparison Based on a Dynamic Input–Output ModelXi Chen0Yingying Zhen1Zhanming Chen2School of Applied Economics, Renmin University of China, Beijing 100872, ChinaSchool of Applied Economics, Renmin University of China, Beijing 100872, ChinaSchool of Applied Economics, Renmin University of China, Beijing 100872, ChinaCarbon emissions are rapidly increasing with continuing global economic development, necessitating an urgent energy revolution. Often, when calculating carbon footprint, analysts have failed to account for changes in capital stock and the impact of indirect emissions caused by the consumption of imported products. Furthermore, the homogenization of industrial and resident sectors has reduced our understanding of the specific driving forces behind carbon emissions. To avoid such locational and temporal biases, this study employs a dynamic input–output model to re-estimate the carbon footprint of only residents. We deconstruct residential emissions into different consumption categories and conduct a comparative analysis between developed and developing countries from across the world. To this end, data from 44 global economies were obtained from the World Input–Output Database for the period from 2000 to 2014. For developing countries, food consumption had the highest share of embodied carbon emissions, maintaining a share of over 20%, whereas in developed countries, housing consumption had the highest share, remaining at over 30%. In most countries, the consumption level and emission intensity effects were the most important drivers of carbon emission increases and carbon emission decreases, respectively. However, the contributions of the two varied considerably in different countries, with the maximum impact of the emission intensity effect on the carbon footprint of a single category reaching 854.31% in the US and 99.34% in China. These findings will help countries tailor their emission reduction policies to local conditions and emphasize that emission reductions should start by reducing the emission intensity and consumption structure of the corresponding sectors.https://www.mdpi.com/1996-1073/16/9/3884household consumption expenditurehousehold carbon footprintinput–output modelLMDI method
spellingShingle Xi Chen
Yingying Zhen
Zhanming Chen
Household Carbon Footprint Characteristics and Driving Factors: A Global Comparison Based on a Dynamic Input–Output Model
Energies
household consumption expenditure
household carbon footprint
input–output model
LMDI method
title Household Carbon Footprint Characteristics and Driving Factors: A Global Comparison Based on a Dynamic Input–Output Model
title_full Household Carbon Footprint Characteristics and Driving Factors: A Global Comparison Based on a Dynamic Input–Output Model
title_fullStr Household Carbon Footprint Characteristics and Driving Factors: A Global Comparison Based on a Dynamic Input–Output Model
title_full_unstemmed Household Carbon Footprint Characteristics and Driving Factors: A Global Comparison Based on a Dynamic Input–Output Model
title_short Household Carbon Footprint Characteristics and Driving Factors: A Global Comparison Based on a Dynamic Input–Output Model
title_sort household carbon footprint characteristics and driving factors a global comparison based on a dynamic input output model
topic household consumption expenditure
household carbon footprint
input–output model
LMDI method
url https://www.mdpi.com/1996-1073/16/9/3884
work_keys_str_mv AT xichen householdcarbonfootprintcharacteristicsanddrivingfactorsaglobalcomparisonbasedonadynamicinputoutputmodel
AT yingyingzhen householdcarbonfootprintcharacteristicsanddrivingfactorsaglobalcomparisonbasedonadynamicinputoutputmodel
AT zhanmingchen householdcarbonfootprintcharacteristicsanddrivingfactorsaglobalcomparisonbasedonadynamicinputoutputmodel