用Sentinel-2卫星自动水产品对安第斯高山湖水质的空间和时间分析
Johanna Elizabeth Ayala Izurieta1,2, Andrés Agustín Beltrán Dávalos2,3, Carlos Arturo Jara Santillán1,4
1Image Processing Laboratory (IPL), University of Valencia, 46980 Paterna, Spain.
Sensors (Basel, Switzerland)
|November 14, 2023
概括
高安第斯湖水质受人类活动影响,使用Sentinel-2 (S2) 图像进行了评估. 不同的C2RCC处理器版本准确地识别了缩状态,有助于分析水质.
科学领域:
- 环境科学 环境科学
- 遥感 遥感 遥感 遥感
- 临界技术 临界技术
背景情况:
- 高安第斯湖面临着巨大的人为影响,但其复杂的生态系统研究不足.
- 了解水质对于管理这些敏感环境至关重要.
研究的目的:
- 用Sentinel-2 (S2) 图像分析高安第斯山脉湖泊的水质和环氧化状态.
- 为了评估不同案例2区域海岸色 (C2RCC) 处理器版本的水质评估性能.
主要方法:
- 使用了使用C2RCC,C2X和C2X-COMPLEX算法处理的Sentinel-2 (S2) 卫星图像.
- 评估了生物物理水变量的空间和时间模式.
- 已验证的卫星数据与现场取水样.
主要成果:
- C2X-COMPLEX适用于复杂的水体;C2RCC适用于透明,高质量的高地湖泊.
- 亚博湖表现出优化至高优化条件 (CHL 79.6 ± 5 mg/m3).
- 科尔塔湖的状况变化不定 (从低度到中度),而阿蒂洛湖的状况保持稳定和超低度 (CHL 0.16 ± 0.1 mg/m3).
结论:
- 自动卫星-2 (S2) 水产提供了关于安第斯高层湖泊水质及其驱动因素的宝贵见解.
- 卫星遥感为监测和分析这些生态系统复杂的水动态提供了一种可行的方法.
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