Protected Areas Database of the United States (PAD-US) 4.1 Spatial Analysis and Statistics

Spatial analysis and statistical summaries of the Protected Areas Database of the United States (PAD-US) provide land managers and decision makers with a general...针对美国保护区数据库（Protected Areas Database of the United States，PAD-US）开展的空间分析与统计汇总工作，可为土地管理者与决策者提供通用的……