将生态系统服务的时空相互作用与土地模式和过程相结合,可以使干旱地区的合理景观管理受益
Ying Luo1, Xingjian Guo2, Yihe Lü3
1School of Geography and Tourism, Shaanxi Normal University, Xi'an 710119, Shaanxi Province, China.
The Science of the total environment
|November 16, 2023
概括
土地利用变化影响生态系统服务 (ESs),如土壤保留,水产和碳捕获. 空间关系显示出权衡/协同作用,但时间联系不稳定,影响景观规划.
科学领域:
- 生态生态学 生态生态学
- 环境科学 环境科学
- 景观规划 规划 景观规划
背景情况:
- 土地使用模式显著影响生态系统服务 (ESs).
- 了解ES的权衡和跨规模的协同作用对于有效的景观管理至关重要.
- 目前的评估往往缺乏ES对土地使用/土地覆盖 (LULC) 变化反应的空间和时间一致性的清晰度.
研究的目的:
- 调查洛斯高原土壤保留,水产和碳捕集之间的空间和时间关系.
- 分析土地使用/土地覆盖 (LULC) 模式和转变如何影响这些生态系统服务.
- 为可持续的土地利用管理和生态恢复提供见解.
主要方法:
- 生态区划被用来模拟三个关键的生态系统服务.
- 分析了ES和LULC模式之间的空间相关性.
- 通过使用"空间换时间"方法,研究了ES和LULC转移之间的时间关系.
主要成果:
- 在三个ES中观察到显著的空间权衡和协同作用.
- 大多数ES之间的协同关系在2000年至2020年之间减弱了.
- 时间关系显示了接近零的不稳定值,表明"空间换时间"夸大了时间合.
- 增加的森林和草原覆盖面通常会减少空间ES相互作用.
结论:
- ES关系表现出明显的空间和时间变化,受到LULC变化的影响.
- "空间换时间"方法可能会夸大时间ES合.
- 生态恢复工作应考虑增加森林和草原对ES相互作用的影响.
- 整合ES的空间和时间动态对于多层面的景观规划和可持续发展至关重要.
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