Core Insights - The National Satellite Ocean Application Center released a long-term satellite remote sensing product dataset for marine water color elements in China's coastal waters, which will be continuously updated and shared for various applications in the marine field [1][2] - The dataset includes remote sensing product data from 2000 to 2024, covering chlorophyll a concentration and suspended matter concentration, with a spatial resolution of 4 kilometers, serving as a tool for ecological monitoring and disaster reduction [1] Group 1 - The dataset is part of a broader initiative to build a strong marine nation, develop the marine economy, and protect the marine environment by providing extensive marine environmental information [1] - The dataset is derived from both domestic and international marine water color satellite remote sensing observation data, enhancing the effectiveness of satellite data applications [1] - The dataset will aid in monitoring ecological environment elements and analyzing the probability distribution of phytoplankton blooms [1] Group 2 - The long-term observation of China's coastal waters will be supported by the Chinese marine satellite series, ensuring data products are publicly shared for ecological monitoring and disaster reduction [2] - The dataset contributes to the "marine disaster prevention and reduction" thematic products, providing data support and technical assistance for marine economic development [2]