EnviroAtlas - Tacoma, WA - Census Block Groups

This EnviroAtlas dataset is the base layer for the Tacoma, WA EnviroAtlas area. The block groups are from the US Census Bureau and are included/excluded based on...本环境图谱（EnviroAtlas）数据集为华盛顿州塔科马市环境图谱区域的基础图层。本次使用的普查区块组（block groups）数据来源于美国人口普查局，其纳入或排除规则基于……