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[Nonlinear Relationship Between Multidimensional Urbanization and Carbon Emissions and Its Driving Mechanisms].
Cheng-Jing Nie1,2, Yi-Xuan Li1, Hui Du1,2
1School of Public Administration, Hebei University of Economics and Business, Shijiazhuang 050061, China.
Huan Jing Ke Xue= Huanjing Kexue
|June 29, 2025
Summary
This study reveals that while carbon emissions in the Bohai Rim increased until 2016, economic and land urbanization show an inverted "N" curve relationship with emissions, suggesting potential for reduction. Population urbanization has not yet reached its inflection point for carbon emission reduction.
Area of Science:
- Environmental Science, Urban Studies, Economics
- Analysis of spatiotemporal evolution of CO2 emissions
- Investigating nonlinear relationships between urbanization and carbon emissions
Context:
- The Bohai Rim region experienced significant urbanization from 2000 to 2021.
- Understanding the complex interplay between urban development and carbon emissions is crucial for sustainable strategies.
- Panel data and remote sensing imagery provide a robust foundation for this analysis.
Purpose:
- To investigate the spatiotemporal evolution of CO2 emissions in the Bohai Rim.
- To assess the nonlinear relationships and driving mechanisms between multidimensional urbanization and CO2 emissions.
- To explore the implications for high-quality urbanization and carbon reduction strategies.
Summary:
- CO2 emissions in the Bohai Rim showed an upward trend until 2016, with decelerating growth thereafter. Emission intensity declined overall, but spatial agglomeration of emissions was not prominent.
- Economic and land urbanization exhibited an inverted "N" curve relationship with CO2 emissions, aligning with the Environmental Kuznets Curve (EKC) theory, with economic urbanization showing an inhibitory effect above a certain GDP per capita.
- Population urbanization's impact on CO2 emissions remained on the ascending phase of an inverted "U" curve, indicating potential for future increases. Factors like population size, industrial structure, foreign investment, and consumer spending also influenced emissions.
Impact:
- Findings highlight the need for coordinated advancement of high-quality urbanization and carbon reduction targets in the Bohai Rim.
- The study underscores the importance of tailoring policy interventions based on local conditions and the specific interactions within urbanization subsystems.
- Results provide crucial insights for harmonizing economic and social development with ecological protection through precise policy implementation.
Keywords:
Bohai Rimcarbon emissionsdriving mechanismmultidimensional urbanizationnonlinear relationshipMore Related Videos
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