PACE OCI Level-3 Global Mapped Diffuse Attenuation Coefficient of Downwelling Irradiance (KD) Data, version 3.2
收藏Global Change Master Directory (GCMD)2024-12-10 更新2026-04-25 收录
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https://cmr.earthdata.nasa.gov/search/concepts/C4124889802-OB_CLOUD.html
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资源简介:
The spectral diffuse attenuation coefficient of downwelling irradiance (Kd). Kd is an apparent optical property (AOP) that is derived from IOPs using the Lee bio-optical model. Kd describes how visible light diminishes with depth in the ocean. Lower values indicate clearer water (deeper light penetration); users commonly apply Kd to estimate euphotic depth, track coastal water quality and turbidity, interpret bloom/light environments, and supply inputs to biogeochemical and ecosystem models. As with all ocean-color products, uncertainties can be larger in optically complex coastal or inland waters; refer to the file metadata and algorithm documentation for quality flags and usage notes.
Geophysical variables in this suite include:
- Kd — Diffuse attenuation coefficient of downwelling irradiance, Lee algorithm (m⁻¹)
提供机构:
OB_CLOUD
创建时间:
2024-12-10



