Builds upon the "Biological Stress Assessment" through the identification of threats and stressors to watercourses within Pima County. It provides background on technical and water policy matters, describes potential and existing impacts to watercourses within Pima County, suggests options for reducing stressors, and outlines a number of issues for discussion withing each watershed planning unit.

Ranching was and is a distinct American culture with a distinct set of knowledge, values and beliefs. Many of those communities have been weakened by the relentless urbanization of Arizona, but now is the time to create new communities where environmentalists, hunters, birdwatchers, and hikers partner with ranchers to preserve and restore the open spaces we all cherish.