环境质量与人类干扰之间的空间异质关系:中国伊利山谷的案例研究
Abudukeyimu Abulizi1,2, Tingting Yu3,4, Amanzhuli Yerkenhazi1,2
1College of Geography and Remote Sensing Sciences, Xinjiang University, Urumqi, 830046, China.
Scientific reports
|March 13, 2026
概括
人类干扰影响生态系统的可持续性,在不同地区产生不同的影响. 这项研究使用遥感测绘伊利山谷的环境质量和人类干扰,揭示了复杂的空间关系,并为保护战略提供了信息.
科学领域:
- 生态与环境科学 生态与环境科学
- 遥感和地理空间分析
- 空间统计的空间统计.
背景情况:
- 全球生态系统的可持续性受到越来越多的人类干扰的威胁.
- 环境质量和人类活动的空间异质性使生态反应复杂化.
- 人类活动与各种景观中的环境质量之间的复杂关系需要进一步研究.
研究的目的:
- 评估2009-2021年伊利谷的环境质量和人类干扰强度,使用多来源数据.
- 研究环境质量与人类干扰之间的空间异质关系.
- 确定适当的空间模型来分析环境质量对人类干扰的依赖性.
主要方法:
- 利用遥感衍生的生生态和人类足迹指数.
- 应用了莫兰的I用于空间自相关性,Getis-Ord Gi*用于异质性识别,以及LISA地图用于局部相关性模式.
- 采用空间错误模型 (SEM) 来分析跨异质单位的环境质量和人类干扰之间的空间依赖.
主要成果:
- 谷区的环境质量一般很好,山坡和高山的环境质量不佳,但中高山的环境质量很好.
- 人类干扰的强度在山谷和沿着交通路线最高,随着高度的增加而下降.
- SEM分析证实空间依赖效应在异质单位之间有显著差异,突出了不同的局部相关性模式.
结论:
- 这项研究揭示了伊利山谷环境质量和人类干扰之间的复杂,空间依赖关系.
- 调查结果强调了在生态评估和保护规划中考虑空间异质性的重要性.
- 提供了关于在生态敏感地区协调人类活动与环境保护的见解.
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