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对确定生态安全变化过程和分区控制策略的方法论研究 - - 基于可持续发展的视角

Yaxin Li¹, Kang Hou¹, Yue Chang²

¹School of Environmental and Chemical Engineering, Xi'an Polytechnic University, Xi'an 710048, China.

The Science of the total environment

|June 27, 2024

概括

干旱地区的生态安全 (ES) 呈现持续改善,生态安全指数 (ESI) 值提高,高评级地区增加. 这项研究开发了一种区域控制模型,用于生态恢复和保护.

科学领域:

环境科学环境科学
生态生态学生态生态学
可持续发展可持续发展可持续发展

背景情况:

生态安全 (ES) 对区域可持续发展至关重要.
现有的研究往往忽视了环境变化和针对不同生态质量的量控制策略.
将动态环境因素纳入ES评估对于有效的区域管理至关重要.

研究的目的:

确定区域ES变化过程并计算生态安全指数 (ESI).
使用最小受限制资源 (MCR) 模型识别生态走廊 (EC).
制定干旱地区的区分战略,以中国的宁夏为例,用于生态恢复和保护.

主要方法:

使用优化系统计算生态安全指数 (ESI).
通过最小受限制资源 (MCR) 模型识别生态走廊 (EC).
从2006年到2020年对ES变化过程和时空特征的分析.

主要成果:

欧洲经济指数 (ESI) 值一般在0.2到0.4之间,显示出持续的增长.
具有高ES评级的地区增长了9.08%,ES重心发生了变化.
欧洲经济实验室 (ESI) 显示出强烈的积极空间相关性,扩散和溢出效应.
欧洲共同体主要分布在南北方向,涉及20个地区和县.

结论:

基于可持续发展原则,开发了一种ES识别和区分控制的动态模型.
该研究为干旱地区的有效生态恢复和保护提供了实际框架.
方法论为全球类似地区的ES区域控制提供了有价值的参考资料.

关键词:

生态安全生态安全生态安全的演变生态安全的演变空间异质性空间异质性可持续发展战略可持续发展战略区域划分控制战略的策略.

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