In about 60% of the cases sentenced in Pima County, the offender will be placed on supervised probation for an average of three years. Protection of the community is always the primary consideration when determining a supervision program. To ensure long-term protection requires motivating the offender to change those factors that contributed to criminal behavior. Based on empirical research conducted by social scientists, certain dynamic factors are common to offenders and are targets for change.

With the passage of the Federal Endangered Species Act in 1973, the stage was set for a confrontation between urban development and the provisions of Federal Law. Language was amended to the Act that established standards that a plan would have to meet before the Fish and Wildlife Service could approve it and issue a permit for the take of a listed species. In those jurisdictions that have adopted this approach, conservation of natural resources is no longer an afterthought but a major element that has to be considered during the regular land use permitting process.