Regional benefits of the Rosemont Project are discussed in greater detail in the Economic Impacts Report prepared by the Seidman Institute of the Arizona State University that is part of this document. It covers Pima and Santa Cruz Counties; the major benefits accruing to Pima County.

To facilitate discussion about which species might be considered for protection, a series of in-depth interviews were conducted with members of the local science community who have expertise in the areas of birds, fish, invertebrates, mammals, plants and plant communities, and reptiles and amphibians.

Pima County is blessed with a rich and varying record of human settlement over the 11,000 years representing prehistoric, Spanish Colonial, and Mexican-American influences in our history. The County's archaeological site is the building of structure with traditional cultural values and historic landscapes are all nonrenewable cultural resources.