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基于灵敏度-弹性-压力模型和分析层次流程的华南煤矿区生态环境脆弱性的评估
Weidong Zhao1, Guoyang Li1, Yunyun Cheng1
1School of Resource and Environmental Engineering, Hefei University of Technology, Hefei, 230009, Anhui, China.
Environmental geochemistry and health
|November 3, 2025
概括
中国华南煤炭开采区的生态环境脆弱性温和且正在减弱,煤炭开采和恢复项目是主要影响因素. 空间模式显示,西北和东南地区的脆弱性更高.
科学领域:
- 环境科学 环境科学
- 生态生态学 生态生态学
- 地质科学是地球科学.
背景情况:
- 华南煤炭开采区 (HCMA) 的密集采矿已经破坏了环境,威胁到可持续性.
- 关于HCMA的生态环境脆弱性 (EEV) 驱动因素和演变的研究有限.
研究的目的:
- 从2010年到2020年,研究HCMA中EEV的进化模式和主要影响因素.
- 建立一个使用12个指数的EEV评估系统.
主要方法:
- 采用了灵敏度-弹性-压力 (SRP) 模型和分析层次过程 (AHP).
- 使用了12个指数,包括高度,斜率和土壤类型进行评估.
主要成果:
- 随着时间的推移,EEV显示出温和和减弱的趋势.
- EEV的空间分布在西北和东南高,在中心低.
- 由于煤矿开采,植被和修复项目的影响,北部和南部的采矿区的生态条件得到改善.
- 东南地区的建筑区变化很小,主要受到城市建设的影响.
结论:
- 煤矿开采和生态恢复项目是HCMAEEV变化的主要驱动因素.
- 矿山填充和废物利用等恢复项目有效地减少了当地生态的脆弱性.
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