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全球系统地图,了解内陆商业航行对淡水生态系统的影响
Alienor Jeliazkov1, Vanesa Martínez-Fernández2, Vassil Y Altanov3
1University of Paris-Saclay, INRAE, HYCAR Hydrosystems under changes, France.
Journal of environmental management
|September 22, 2024
概括
加强内陆航行通过船舶运营,水道管理和基础设施对淡水生态系统产生负面影响. 需要对水道管理,生态系统过程和联合导航影响进行更多的研究.
科学领域:
- 生态生态学 生态生态学
- 环境科学 环境科学
- 运输科学 运输科学
背景情况:
- 内陆航行提供可持续的运输,但对其生态影响的了解很少.
- 缺乏对内陆航行对淡水生态系统影响的全球综合分析.
- 现有的研究往往是局部的,描述性的,或专注于单一的压力因素.
研究的目的:
- 系统地绘制和综合全球关于内陆航行对淡水生物和非生物成分影响的文献.
- 确定知识差距,并指导未来的研究,以实现可持续的航行河流管理.
主要方法:
- 1908年至2021年间发表的研究的系统文献映射.
- 分析船舶运营,水道管理和基础设施所报告的影响.
- 评估统计测试和报告影响的意义.
主要成果:
- 只有50%的报告影响得到了统计测试.
- 导航 (57%),水路管理 (40%) 和基础设施 (35%) 主要对本地种群造成负面影响.
- 直接影响包括物理干扰;间接影响涉及入侵物种的传播和息地改变.
结论:
- 内陆航行对淡水生态系统构成重大风险,需要谨慎管理.
- 关键的知识缺口包括水道管理效应,生态系统过程和累积影响.
- 未来的研究应该集中在这些差距上,以减轻负面影响和改善河流管理.
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