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- All Subjects: Pima County (Ariz.)
- Creators: Nabhan, Gary Paul
- Creators: Pima County (Ariz.). Council Administrator's Office
- Creators: Pima County (Ariz.). County Administration Office
- Creators: Proudfoot, Glenn A.
Describes a number of streams within watershed planning units and prioritizing these streams according to their existing contribution to the overall conservation of biological diversity in Pima County. Over 50 percent of the priority streams within the County are found within the Altar Valley and the Cienega Rincon area.
Mr. Proudfoot, the leading pygmy-owl biologist in the United States, has worked for the last two years to gather and analyze the data that allows us to address issues regarding the genetic viability of ferruginous pygmy-owls in Arizona and to establish a framework for future management efforts. The two major questions addressed are (1) do populations of concern lack genetic variation relative to putative healthy populations, and (2) how unique are geographically distinct populations within a species of special concern?
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.
Review of existing ordinances, studies, and articles indicates that costs associated with making homes more accessible are minimal, yet jurisdictions in other parts of the United States have tended to limit the application of "visitability" ordinances to housing that is funded by a government entity.