US PAD-US

PAD-US是美国受保护区域数据库(Public Areas Database of the United States)，是美国地质调查局(USGS)间隙分析项目(GAP)维护的全国性受保护地理空间数据集。该数据库包含美国各类保护区信息，以ArcGIS地理数据库格式提供，可按全国或56个州/地区边界下载。数据包括费用、指定地役权、公告和海洋等特征类别，并提供了空间分析文件和处理脚本。PAD-US, the Public Areas Database of the United States, is a national protected geospatial dataset maintained by the Gap Analysis Program (GAP) under the United States Geological Survey (USGS). This database contains comprehensive information on various types of protected areas across the United States, and is provided in ArcGIS geodatabase format. It supports downloads at either the national scale or segmented by the boundaries of the 56 U.S. states and territories. The dataset includes feature categories such as fee simple interests, designated easements, proclamation-established areas, and marine protected areas, along with spatial analysis files and processing scripts.