USGS Land Use and Land Cover at 200 meter Resolution
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资源简介：
Land use and land cover digital data are provided for selected locations in the United States by the Earth Science Information Centers (ESIC) of the USGS, as part of the National Mapping Program. The ASCII data files are in character Composite Theme Grid (CTG) format, and include the land use/land cover code for each 200 meter by 200 meter cell in the file. The source dates for the land use classifications generally range from the mid 1970s to the mid 1980s.
创建时间：
2021-02-26
