全球光伏发电厂的生态和环境影响:一个元分析
1State Key Laboratory of Eco-Hydraulics in Northwest Arid Region of China, Xi'an University of Technology, Xi'an, 710048, China.
Journal of environmental management
|December 20, 2024
概括
光伏发电厂 (PVPP) 显著改变了当地环境,降低了风速和土壤温度,同时增加了土壤水分和生产力. 温度,湿度和PVPP规模等关键因素影响这些生态反应.
科学领域:
- 生态生态学 生态生态学
- 环境科学 环境科学
- 可再生能源可再生能源是可再生能源.
背景情况:
- 光伏发电厂 (PVPP) 对于减缓气候变化至关重要.
- 电力发电厂建设对陆地生态系统产生影响,需要了解生态影响.
- 评估这些影响对于平衡碳目标与生态系统健康至关重要.
研究的目的:
- 进行对PVPP建设对土壤,气候和生物影响的元分析.
- 调查由PVPPs引起的生态系统二氧化碳流量的变化.
- 确定对PVPPs的生态反应的监管机制和驱动因素.
主要方法:
- 综合了42项研究 (超过4300个观察) 的数据.
- 应用随机森林和混合效应模型来确定驱动因素.
- 统计集群分析以确定驱动因素值的影响.
主要成果:
- 在光伏发电厂内,风速 (-63.55%) 和土壤温度 (-9.72%) 显著降低.
- 土壤水分 (+301.63%) 和总初级生产率 (+28.52%) 显著增加.
- 确定了空气温度,湿度,面板位置和PVPP规模作为关键影响因素.
结论:
- 电力发电厂导致土壤水分,温度,风速和生产率的显著变化.
- 生态反应受到环境条件和PVPP特征的重大影响.
- 研究结果支持可持续发展的综合"光伏+生态"管理战略.
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