Reviews the planning efforts and analyzes the existing background reports, master plans, and management plans of parks and preserves owned by Pima County. A comparison of the planning documents, natural and cultural resources, threats and stressors, inventories, monitoring and research activities is presented.

The purpose of this study is to (1) develop a fundamental understanding of the problems that exist, and (2) perform a cursory examination of possible management approaches identifying those that appear most plausible for further consideration.

The primary need for these realignments is due to the planned airport expansion at Tucson International Airport. The purpose of this report is to compare various alignment alternatives for the realignment on the basis of access, cost, right-of-way, and floodplain impacts.