Principal Investigator: Matthew Hansen Co Investigators: Peter PotapovAmy Hudson Pickens Sponsor: NASA JPL Time Period: 2022 to 2025 Researchers: Zhen SongAnna KomarovaAndrew PoulsonAntoine BaggettCarolina Ortiz-DominguezTheodore Kerr Graduate Researchers: Aleksandra Mikus Abstract UMD Global Land Analysis & Discovery (GLAD) group will produce a Global Land Disturbance product derived from Harmonized Landsat 8 and Sentinel-2 A/B (HLS) data. This product is one of the deliverables of the NASA Jet Propulsion Laboratory's OPERA (Observational Products for End-Users from Remote Sensing Analysis) project. Project Description DIST-alerts: https://glad.umd.edu/dataset/DIST-ALERT/ Related Datasets: DIST-ALERT: near-real time disturbance alert Related Projects: Generating time-series maps that accurately reflect land change area: A strategy for global land monitoring Related Publications: Pickens, A.H., Hansen, M.C., Song, Z., Poulson, A., Komarova, A., Baggett, A., Kerr, T., Mikus, A., Ortiz Dominguez, C., Tyukavina, A. & Lima, A. (2025) Rapid monitoring of global land change. Nature Communications, 16, 8948