Letter from Carl Hayden to W. W. Bass informing him that his contribution for maintaining the roads at the Grand Canyon has been reduced to $50 per year. Hayden also notes that no further action on national park status will be taken until December 1917 during the regular session of congress.
Letter from attorney Thomas J. Croff to Carl Hayden informing him of the Atchison, Topeka, and Santa Fe railroad company's ownership of land inside the proposed national park boundaries.
Letter from Carl Hayden to C. T. Woolfolk thanking him for his support on the proposed bill. Hayden writes that the bill will not be introduced into the current session of Congress as any new legislation would be impossible to pass, but he is optimistic over the bill's future.
Evaluates the conservation significance of county-owned properties in Avra Valley, specifically with regard to Priority Vulnerable Species and the Sonoran Desert Conservation Plan.
Provides background information on improved mapping techniques that have led to a proposal to update the Watercourse and Riparian Habitat Protection and Mitigation Requirements Ordinance adopted in 1994. New riparian classification maps will be forwarded to the Board to consider for adoption during 2003.
The Neighborhood Conservation Plan will ensure that promises of good housing, beautiful natural surroundings, security, and economic prosperity are not made only to those who live in the outlying areas.
Pima Association of Governments has worked with County staff for over two years on a series of riparian and water resource studies related to the SDCP and Comprehensive Land Use Plan. The three studies found within this document represent the final versions of (1) Water Quality in Pima County; (2) Water Quality of Priority Streams in Pima County; and (3) Water Quality Requirements of Native Aquatic Species in Pima County.
Provides the data and analysis necessary for the County's Environmental Impact Statement as it relates to the potential impact that issuing a permit could have on low income or minority people in Pima County. The study goes beyond this narrow assessment too, and discusses the cultural, social and fiscal issues related to the larger topic of environmental justice.
Enhances the discussions of the feasibility of restoring flow paths at Aqua Caliente to a more natural state by providing information which allows us to better understand the wetland system that existed before periods of intervention.