U.S. Conterminous Wall-to-Wall Anthropogenic Land Use Trends (NWALT), 1974-2012
收藏U.S. Geological Survey2023-01-01 更新2026-04-23 收录
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https://www.sciencebase.gov/catalog/item/631405bad34e36012efa3040
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These data were released prior to the October 1, 2016 effective date for the USGS’s policy dictating the review, approval, and release of scientific data as referenced in USGS Survey Manual Chapter 502.8 Fundamental Science Practices: Review and Approval of Scientific Data for Release. This dataset provides a U.S. national 60-m, 19-class mapping of anthropogenic land uses for five time periods: 1974-1982-1992-2002-2012. The 2012 dataset is based on a slightly modified version of the National Land Cover Database 2011 (NLCD 2011) that was recoded to a schema of land uses, and mapped back in time to develop datasets for the four earlier eras. The time periods coincide with years in which U.S. Department of Agriculture (USDA) Census of [...]
提供机构：
U.S. Geological Survey
创建时间：
2023-01-01
