Filtering by
- All Subjects: Roads
- All Subjects: Hopi Tribe of Arizona
- All Subjects: Legislation
- Creators: Demaray, A. E.
- Creators: Borns, Kristin
- Creators: Pima County (Ariz.). County Administrator's Office
Letter from A. E. Demaray to Carl Hayden with Superintendent Tillotson's report on the road between Grand Canyon Village and Rowe's Well.
Letter from A. E. Demaray to Carl T. Hayden concerning the dates and participants of a congressional party visit that begins in San Francisco, Calif., and includes the Roosevelt-Sequoia National Park, Calif.; Needles, Calif.; Grand Canyon National Park, Ariz.; Flagstaff, Ariz.; Keams Canyon, Hopi Nation; Fort Defiance, Navajo Nation; Shiprock, Navajo Nation; and the Pueblo of Zuni.
Four letters of correspondence about the purchase of Bright Angel Trail between A. E. Demaray, Acting Director of the Grand Canyon National Park; E. C. Finney, Department of the Interior First Assistant Secretary; Carl T. Hayden, Representative (AZ); and Stephen T. Mather, Director of the National Park Service.
The study details the direct and indirect impacts of roads on natural resources, including direct mortality and loss of habitat, physical changes to the topography and hydrology of an area, impacts to habitat, noise, light and other types of pollution, and habitat fragmentation.
The Highway User Revenue Fund (HURF), one of the primary sources of transportation funding, rapidly declined in available dollars at the end of the decade.