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[Construction and Optimization of Ecological Security Pattern in Chifeng Based on "Supply-Demand
Qiang Fan1, Shu-Qi Sui1, Jin-Ning Zhang2
1School of Geometrics and Geographical Sciences, Liaoning Technical University, Fuxin 123000, China.
Huan Jing Ke Xue= Huanjing Kexue
|April 15, 2025
Summary
Constructing ecological security patterns is vital for sustainable development. This study optimized ecological source areas, corridors, and nodes in Chifeng, enhancing regional ecosystem connectivity and providing guidance for sustainable land use.
Area of Science:
- Ecology
- Environmental Science
- Geography
Context:
- Regional ecological security pattern construction is essential for sustainable development.
- Identifying ecological sources is a critical first step for developing ecological corridors and nodes.
- Urban development necessitates adequate ecological source areas, a factor often overlooked.
Purpose:
- To construct an ecological security pattern for Chifeng by integrating ecosystem service supply-demand, ecological sensitivity, and landscape connectivity.
- To optimize ecological source areas using land development probability and diffusion distance.
- To identify ecological corridors and nodes using circuit theory.
Summary:
- The study found a low spatial match between ecosystem service supply and demand in Chifeng, with distinct regional patterns.
- Optimization expanded the ecological source area to 3,210.56 km², primarily in forest and water regions, improving ecological network connectivity.
- The research proposed an "one ecological barrier, three ecological areas, multiple corridors, multiple points" pattern, offering tailored restoration strategies.
Impact:
- Provides a novel methodology for constructing ecological security patterns.
- Offers scientific guidance for regional ecological sustainable development.
- Enhances understanding of the interplay between urban development and ecosystem services.
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