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Electrical analog analysis of ground-water depletion in central Arizona
T. W. Anderson
1968, Water Supply Paper 1860
The Salt River Valley and the lower Santa Cruz River basin are the two largest agricultural areas in Arizona. The extensive use of ground water for irrigation has resulted in the need for a thorough appraisal of the present and future ground-water resources. The ground-water reservoir provides 80 percent (3.2...
Uses of conventional aerial photography in urban areas - review and bibliography
Ashraf S. Manji
1968, Open-File Report 68-175
This paper is divided into two parts. Part I presents a review of some of the past uses of aerial photography in urban areas. The empirical studies reviewed are divided into two broad categories depending on whether inventory compilation is by direct or indirect observation. Studies using inventory by direct...