2000. American Geological Institute, Geological Survey (U.S.), and Environmental Systems Research Institute (Redlands, Calif.). This shapefile includes arcs and polygons that describe U.S. Geological Survey defined geologic provinces of the World. Each province has a set of ... American Geological Institute.
Search Results
1999. American Geological Institute, Geological Survey (U.S.), Petroconsultants International Data Corp., and Environmental Systems Research Institute (Redlands, Calif.). This coverage contains points that describe centerpoint locations of and primary commodity produced by oil and gas fields. A fundamental task in th... American Geological Institute.
1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing firebreaks located throughout current VMap1 geographic coverage areas. (Note: Only library or co...
1995. National Geospatial-Intelligence Agency. This datalayer is a polygon coverage representing parks located throughout current VMap1 geographic coverage areas. Features in this layer have an ...