NASA, USGS Begin Work on Landsat 9 to Continue Land Imaging Legacy
Washington DC (SPX) Apr 17, 2015 - NASA and the U.S. Geological Survey (USGS) have started work on Landsat 9, planned to launch in 2023, which will extend the Earth-observing program's record of land images to half a century. The Landsat program has provided accurate measurements of Earth's land cover since 1972. With data from Landsat satellites, ecologists have tracked deforestation in South America, water managers have m ... more
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