미국
Landsat Level-2 Surface Reflectance Collection 2
Landsat Level-2 Surface Reflectance Collection 2 products contain atmospherically corrected spectral reflectance data derived from Level-1 products and are available for the Landsat 4–9 missions, spanning the period from 1982 to present. These data offer consistent and continuous measurements of Earth's surface reflectance to support long-term environmental studies. Comprehensive quality assessment measures, including quality flags and Level-2 processing details, enable users to filter and analyze data based on their reliability.