确定保护的优先领域:利用生态系统服务热点测绘用于伊朗中部的土地使用/土地覆盖规划
Seyed Mohammad-Reza Abolmaali1, Mostafa Tarkesh2, Seyed Alireza Mousavi1
1Department of Natural Resources, Isfahan University of Technology, Isfahan, 84156-83111, Iran.
Environmental management
|February 12, 2024
概括
地图化生态系统服务 (ESs) 热点对于保护至关重要. 这项研究确定了保护碳储存,土壤保留和息地质量的优先领域,揭示了土地利用变化造成的重大ES损失.
科学领域:
- 生态生态学 生态生态学
- 环境科学 环境科学
- 保护生物学 保护生物学
背景情况:
- 生态系统服务 (ESs) 建模和绘制对于明智的保护决策至关重要.
- 空间优先级是有效保护规划的关键组成部分.
- 了解ES的热点和冷点有助于资源分配和管理.
研究的目的:
- 量化和绘制碳储存,土壤保留和息地质量的变化和重叠ESs.
- 开发一种方法来检测保护多个ES的优先领域.
- 为制定基于ES的保护优先事项提供一个框架.
主要方法:
- 使用了InVEST软件,Getis-Ord Gi*统计和地理信息系统 (GIS) 方法.
- 量化和映射了三个关键ES的空间变化和重叠.
- 在95%的置信度水平上确定了统计学意义上的ES热点.
主要成果:
- 碳储存,土壤保留和息地质量的热点分别占研究区域的21.5%,39.3%和16.9%.
- 土地利用变化,包括人口增长和建筑,导致了显著的ES损失 (土壤侵蚀,减少碳储存,生物多样性丧失,息地碎片化).
- 叠加的热点表明有更高潜力供应多个ES的区域.
结论:
- 该研究为基于ES的保护优先设定提供了一个明确的框架.
- 决策者和土地利用规划者可以使用这种技术来识别和保护ES热点.
- 保护具有多重重叠热点的地区可以最大限度地提高保护效益,并支持有针对性的生态系统政策.
相关概念视频
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01:29Levels of Use of a GIS
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