Los Angeles CA (SPX) Aug 26, 2025 A collaboration between NASA, the U.S. Geological Survey (USGS), and the European Space Agency (ESA) has transformed land monitoring by integrating Landsat and Sentinel-2 satellite data into a unified product known as Harmonized Landsat and Sentinel-2 (HLS). This joint initiative addresses the long-standing challenge of Landsat's eight-day revisit cycle, which limits the ability to track rapid e
