1997. National Imagery and Mapping Agency. World Danger Points is a point theme representing hydrographic hazards or dangers located throughout the world. Features in this layer have a FACC... National Imagery and Mapping Agency.
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1996. Environmental Systems Research Institute (Redlands, Calif.). Present Landscapes is a polygon theme representing a geographical summary of the current state of the earth's environment.
Human activity has tran... ESRI.
1996. Environmental Systems Research Institute (Redlands, Calif.). World Protected Areas (Point), 1996 is a point theme representing protected areas worldwide. ESRI.
1996. Environmental Systems Research Institute (Redlands, Calif.). World Protected Areas (Polygon), 1996 is a polygon theme representing protected areas worldwide. ESRI.