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- All Subjects: Riparian restoration
- All Subjects: Desert ironwood
- All Subjects: Pima County (Ariz.)--Antiquities
- Creators: Pima County (Ariz.). County Administrator's Office
Invasions by non-native species cause serious problems in many parts of Pima County. It will benefit from adopting policies and increasing coordination with government and non-profit groups to deal effectively with invasive species.
A restoration effort of the San Pedro River to restore sacaton grassland, riparian trees and mesquite to about half the 50 acres of fallow agricultural fields at the Bingham Cienega. The overriding goals were to (1) establish a diversity of riparian habitats in the fields which in turn will support a greater number of invertebrate, reptile, mammal and bird species; and (2) develop practical techniques for promoting establishment of native plants that require little or no irrigation.
Describes a comprehensive regional policy direction to achieve meaningful riparian restoration necessary for endangered species compliance and the basic relation of water policy to conservation planning.
Priority cultural resources are places of such importance to the history and culture of Pima County that their protection is warranted in the public interest. Out of more than 3,500 known archaeological sites and 4,000 historic buildings, 229 priority cultural resources were identified.
Describes how information was collected for use in preparing the cultural and historical resources element. The SDCP is a regional planning effort that is designed to balance future growth in Pima County with environmental protection. Pima County compiled and analyzed information on three basic resource types known to occur within the County's jurisdiction: archaeological sites, historical resources, and traditional cultural places.
Provides a brief discussion of the need for the federal government to afford special protection for the Ironwood forest found in the Ragged Top and Silverbell Mountains. A proposed Ironwood Preserve would conserve one of the most valuable stands of the ancient Ironwood forest within the Sonoran Desert ecoregion.
Takes a comprehensive view of ironwood habitats in both the United States and Mexico, evaluating the ecological and cultural resources supported by the ancient ironwood tree. The study provides an overview of the history and ecology of desert ironwood, and a discussion of the binational research effort undertaken to produce the report.
Brings together and updates prior anlayses of the riparian restoration element of the SDCP to include not only the considerations of the Endangered Species Act, but also the Clean Water Act. The report defines the scope of environmental and legal issues, and describes a method for further integrating efforts to address environmental and regulatory issues.