上游强度与红树林分布和面积之间的全球关系
Arimatéa C Ximenes1, Leandro Ponsoni2, Eduardo E Maeda3
1Center for International Forestry Research - World Agroforestry (CIFOR-ICRAF), Jl., Situgede, Bogor 16115, Indonesia.
The Science of the total environment
|April 18, 2025
概括
上游系统在全球范围内对红树林分布产生重大影响,特别是在更大,连续的地区. 保护战略必须考虑上游的强度和空间规模,以有效管理红树林.
科学领域:
- 生态生态学 生态生态学
- 海洋学 海洋学 海洋学
- 沿海的生态系统
背景情况:
- 红树林是重要的沿海生态系统,受到温度和海流等因素的影响.
- 上游系统,运输寒冷,富含营养的水,可以影响红树林的传播扩散.
- 全球关于上游对红树林分布的影响研究有限.
研究的目的:
- 调查上游系统与全球红树林分布之间的关系.
- 分析上游水源对红树林范围边界和面积的影响.
- 为了评估上升对红树林斑块的依赖规模的影响.
主要方法:
- 采用了多层次的方法,分析了最低尺寸门 (≥5公至≥300公) 的红树林面积.
- 使用回归模型来评估上游和红树林分布之间的相关性.
- 低上游地区和高上游地区的红树林分布的比较.
主要成果:
- 在红树林分布上上升的解释力随着斑块大小的增加 (R2从0.20到0.53).
- 低上游地区占红树林总面积的47.7%,而高上游地区仅占0.5%.
- 在大西洋东太平洋观察到最高的上升强度,与印度西太平洋形成鲜明对比.
结论:
- 上游系统是影响全球红树林分布的重要,规模依赖的因素.
- 较大,连续的红树林斑块对上游强度的反应更强.
- 纳入上游和空间规模对于有效的红树林保护和管理至关重要.
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