Matching Items (2)
Filtering by
- All Subjects: Desert conservation
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- Creators: Noss, Reed F.
- Creators: R. P. Gilliland, R. P. Gilliland
ContributorsR. P. Gilliland, R. P. Gilliland (Author)
Created1923-10-10
Description
Letter from R.P Gilliland to Carl Hayden regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ, to the Grand Canyon.
ContributorsNoss, Reed F. (Author) / Pima County (Ariz.). County Administrator's Office (Publisher)
Created1999
Description
This report discusses the history of conservation planning and how we got to where we are today with these regional scale, ecosystem level habitat conservation plans and other similar types of projects.