Provides an inventory of resources in Ajo and western Pima County and land use planning proposals so that the Planning and Zoning Commission and Board of Supervisors have the opportunity to add western Pima County to the Comprehensive Plan as part of the 2001 Plan Update.

The study details the direct and indirect impacts of roads on natural resources, including direct mortality and loss of habitat, physical changes to the topography and hydrology of an area, impacts to habitat, noise, light and other types of pollution, and habitat fragmentation.