FARA_General2019

This is a GIS feature class representing 2019 US Census Tracts published by US Census Bureau. USDA REE-ERS has performed detailed geospatial analysis of various data sources to develop food access indicators that allow persons to judge the availability of affordable, healthy foods in the United States of America. A detailed description and background can be viewed at https://www.ers.usda.gov/data-products/food-access-research-atlas/documentation/.本数据集为美国人口普查局（US Census Bureau）发布的2019年美国人口普查片区（US Census Tracts）地理要素类（GIS feature class）。美国农业部REE-ERS（USDA REE-ERS）依托多源数据源开展了精细化地理空间分析，以构建食物可及性指标，助力民众评估美利坚合众国境内可负担健康食品的可获得性。该数据集的详细说明与背景信息可通过以下链接查阅：https://www.ers.usda.gov/data-products/food-access-research-atlas/documentation/