U.S. Population Grids (Summary File 1), 2000: Houston Metropolitan Statistical Area, Alpha Version

The U.S. Population Grids (Summary File 1), 2000: Houston Metropolitan Statistical Area, Alpha Version data set contains an ARC/INFO Workspace with grids of demographic data from the 2000 census. The grids have a resolution of 7.5 arc-seconds (0.002075 decimal degrees), or approximately 250 square meters. The gridded variables are based on census block geography from Census 2000 TIGER/Line Files and census variables (population, households, and housing variables) from Summary File 1. This data set is produced by the Columbia University Center for International Earth Science Information Network (CIESIN).

《美国人口网格数据集（概要文件1），2000年：休斯顿都会统计区，Alpha版本》数据集包含一个ARC/INFO工作空间，其中包含来自2000年人口普查的 demographics 数据网格。这些网格的分辨率为7.5弧秒（约0.002075十进制度），相当于大约250平方米。网格变量基于来自2000年TIGER/Line文件的Census Block地理信息以及来自概要文件1的Census变量（人口、家庭和住房变量）。本数据集由哥伦比亚大学国际地球科学信息网络中心（CIESIN）制作。