AI-generated Key Takeaways
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The National Land Cover Database (NLCD) provides 30-meter resolution land cover data across the United States, derived from Landsat imagery.
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NLCD offers data for multiple epochs, including 2001, 2004, 2006, 2008, 2011, 2013, 2016, 2019, and 2021, allowing for change detection and analysis over time.
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The USGS, in collaboration with federal agencies, develops and releases the NLCD products, with recent releases focusing on shorter, two-to-three-year intervals for more frequent land cover assessments.
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NLCD 2019: USGS National Land Cover Database, 2019 release
NLCD (the National Land Cover Database) is a 30-m Landsat-based land cover database spanning 8 epochs (2001, 2004, 2006, 2008, 2011, 2013, 2016, and 2019). A ninth epoch for 2021 is also available here. The images rely on the imperviousness data layer for the urban … blm landcover landuse-landcover mrlc nlcd usgs -
NLCD 2021: USGS National Land Cover Database, 2021 release
The U.S. Geological Survey (USGS), in partnership with several federal agencies, has now developed and released seven National Land Cover Database (NLCD) products: NLCD 1992, 2001, 2006, 2011, 2016, 2019, and 2021. Beginning with the 2016 release, land cover products were created for two-to-three-year intervals … blm landcover landuse-landcover mrlc nlcd usgs