Digital data sets describing metropolitan areas in the conterminous US
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/631405b9d34e36012efa3000
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资源简介：
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 data set describes metropolitan areas in the conterminous United States, developed from U.S. Bureau of the Census boundaries of Consolidated Metropolitan Statistical Areas (CMSA) and Metropolitan Statistical Areas (MSA), that have been processed to extract the largest contiguous urban area within each MSA or CMSA.
提供机构：
U.S. Geological Survey
创建时间：
2023-01-01
