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Urban sprawl in China: Differences and socioeconomic drivers
1Key Laboratory of Regional Sustainable Development Modeling, Institute of Geographic Sciences and Natural Resources Research (IGSNRR), Chinese Academy of Sciences (CAS), 11A Datun Road, Chaoyang District, Beijing 100101, China; College of Resources and Environment, University of Chinese Academy of Sciences, Beijing 100049, China.
The Science of the Total Environment
|April 17, 2019
Summary
China
Area of Science:
- Urban and Regional Planning
- Environmental Science
- Socioeconomic Geography
Background:
- Rapid urbanization in China drives significant urban sprawl.
- Urban sprawl poses threats to eco-environmental quality and socioeconomic sustainability.
- Understanding sprawl patterns and drivers is crucial for sustainable development.
Purpose of the Study:
- To analyze the patterns and differences in urban sprawl in China from 2006 to 2014.
- To investigate the socioeconomic drivers influencing urban sprawl.
- To inform effective urban planning and land use policies.
Main Methods:
- Integrated urban land census data and urban district population data.
- Calculated the average urban sprawl index (USI).
- Analyzed the association between urban sprawl and socioeconomic factors, considering spatial heterogeneity.
Main Results:
- China experienced drastic urban sprawl (average USI of 3.16%) between 2006 and 2014, with a decreasing rate after 2010.
- Regional distribution, urban size, and hierarchy significantly affect urban sprawl.
- Urban sprawl is strongly linked to population density, GDP per capita, and industrial structure, with spatially varying drivers.
Conclusions:
- Urban sprawl in China is a complex phenomenon influenced by multiple factors.
- Effective urban planning requires consideration of regional, size, and hierarchical differences in sprawl.
- Tailored land use policies are necessary to mitigate negative impacts and promote sustainability.
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