OPERA Land Surface Disturbance Alert from Harmonized Landsat Sentinel-2 product (Version 1)

The Observational Products for End-Users from Remote Sensing Analysis (OPERA) Land Surface Disturbance Alert from Harmonized Landsat Sentinel-2 (HLS) product Version 1 maps vegetation disturbance alerts that are derived from data collected by Landsat 8 and Landsat 9 Operational Land Imager (OLI) and Sentinel-2A, Sentinel-2B, and Sentinel-2C Multi-Spectral Instrument (MSI). A vegetation disturbance alert is detected at 30 meter (m) spatial resolution when there is an indicated decrease in vegetation cover within an HLS pixel. The Level-3 data product also provides additional information about more ...来自遥感分析终端用户观测产品（Observational Products for End-Users from Remote Sensing Analysis, OPERA）的协调陆地卫星-哨兵2号（Harmonized Landsat Sentinel-2, HLS）地表扰动预警V1版本产品，绘制了基于陆地卫星8号、陆地卫星9号业务陆地成像仪（Operational Land Imager, OLI）以及哨兵-2A、哨兵-2B、哨兵-2C多光谱仪器（Multi-Spectral Instrument, MSI）采集数据反演得到的植被扰动预警信息。当HLS像元内出现植被覆盖度下降的迹象时，即可在30米空间分辨率下检测到植被扰动预警。该三级数据产品还提供了更多相关补充信息……