土地利用对微观地质多样性的影响:滑雪胜地作为一个例子
Henriikka Salminen1, Karoliina Huusko2, Helena Tukiainen1
1Geography Research Unit, University of Oulu, FI-90014, Finland.
The Science of the total environment
|June 8, 2025
概括
土地利用显著影响细度地质多样性,影响地质特征的丰富性和组成. 芬兰的滑雪胜地显示,扰乱地区的地质多样性较低,而半扰乱地区的地质多样性更高.
科学领域:
- 地质科学 地质科学
- 环境科学 环境科学
- 生态生态学 生态生态学
背景情况:
- 人类活动,包括土地使用,威胁着地质多样性 (地球特征的自然多样性).
- 细度地质多样性影响尚未得到广泛量化,特别是在滑雪场等休区.
- 了解这些影响对于可持续的土地管理和保护工作至关重要.
研究的目的:
- 量化土地使用强度对芬兰北部滑雪胜地微观地质多样性的影响.
- 分析不同土地使用干扰水平的α-地质多样性 (地质丰富性),土壤特性和β-地质多样性的变化.
- 研究土地利用,地质多样性和土壤特征之间的关系.
主要方法:
- 评估了细微的地质多样性,并从芬兰北部16个山区的131个地点收集了土壤样本.
- 网站被分为三个土地使用干扰类别:未受干扰,半受干扰和受干扰.
- 采用差异分析 (ANOVA),地理丰富度积累曲线,贾卡德不相似性,非度数多维缩放 (NMDS) 和变量分析 (PERMANOVA) 来分析数据.
主要成果:
- 与其他类相比,土壤pH值在受干扰的地点显著更高.
- 地理丰富性 (alpha-geodiversity) 在受干扰的地点最低,在半受干扰的地点最高.
- 代表地理特征组成的β-地质多样性在不同土地使用类别之间有显著的差异.
结论:
- 微型地质多样性被土地使用强度明显影响.
- 滑雪旅游和相关的土地利用做法改变了地质多样性模式.
- 研究结果支持将地质多样性评估纳入滑雪场和类似环境的可持续土地利用规划.
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