Search Results

Access the GEDI-related publications Zotero group here.

Learn more about the GEDI Team

GEDI data products are available at different resolutions and time intervals. Data latency times (that is the time lag between when data are acquired and when a particular product is available) are given below. The data latency depends on the level of the data product. Lower level data products (L1 [...]

GEDI Mission Timeline 2025 April 23 GEDI L4A post-storage version 2.1 datasets available via the ORNL DAAC April 1 First data release since GEDI instrument re-installation (post-storage version 2.0 L1B, L2A, and L2B) 2024 April 22 Reinstalled in original spot on ISS 2023 March 17 Moved into storage on ISS [...]

Austin Madson interviews GEDI Principal Investigator Dr. Ralph Dubayah about his journey with remote sensing, the ins-and-outs of the GEDI mission, the upcoming EDGE mission and more in episode 19 of the LIDAR Magazine Podcast. Listen to the audio or read the transcript here, or access the podcast via Apple [...]

L4A press release from the ORNL DAAC: The Oak Ridge National Laboratory Distributed Active Archive Center (ORNL DAAC) is pleased to announce the release of new granules for the Global Ecosystem Dynamics Investigation (GEDI) Level 4A Footprint-Level Aboveground Biomass Density, Version 2.1 dataset. This release covers mission weeks 281 through [...]

The 2025 GEDI Science Team meeting was a success! We learned so much from this iteration of the competed science team, as well as mission science team members and perspective talks.

GEDI V2 Level 1B, Level 2A, and Level 2B data released for Apr 27 – Nov 28, 2024 at the LP DAAC! This marks the first release since GEDI was reinstalled on the ISS last spring. Read about the latest release here.  

Algorithm Theoretical Basis Documents (ATBDs) describe the physical theories, mathematical procedures and model assumptions applied in the calculation of geophysical quantities from laser altimetry measurements received by the GEDI instrument. These documents provide necessary background for users to understand and use the GEDI data products. Each ATBD corresponds to one [...]