Powder River Basin Methane Project area, Old environmental impact statement area, from 1999 Coal Resource Assessment (prbcbmog)

This ArcView shapefile contains a polygon representation of the study extent of the BLM coal bed methane Project area, old environmental impact statement area in the...本ArcView形状文件（ArcView shapefile）包含美国土地管理局（Bureau of Land Management, BLM）煤层气项目区域与旧环境影响报告书区域的研究范围的多边形矢量表示，相关信息见于……