FWS_R7_Realty_Boroughs_feature_layer

This feature class shows the Alaska boroughs and census areas, current to 2021. It was downloaded from https://www.census.gov/geographies/mapping-files/time-series/geo/tiger-geodatabase-file.html on April 20, 2022.本要素类（feature class）展示了截至2021年的阿拉斯加州自治市镇与普查区域。本数据集于2022年4月20日从https://www.census.gov/geographies/mapping-files/time-series/geo/tiger-geodatabase-file.html 下载获取。