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Page 6079, results 151951 - 151975

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Lakes in the greater Denver area, Front Range urban corridor, Colorado
T. W. Danielson
1975, IMAP 856-B
The many lakes in Colorado's semiarid Front Range Urban Corridor have an especially high value. In the past they were used primarily to store water for irrigation and domestic uses. Some were used for recreation. Today, rapid suburban development in the Front Range Urban Corridor is accompanied by a shift of the...
Mineralization in the Uyaijah-Thaaban area, west-central part of the Uyaijah ring structure, Kingdom of Saudi Arabia
F. C. Dodge, A. M. Helaby
1975, Open-File Report 75-175
Anomalous amounts of tungsten, molybdenum, and bismuth were found previously in surficial debris collected from the Uyaijah-Thaaban area in the west-central part of the Precambrian Al Uyaijah ring structure. The area is mostly underlain by quartz monzonite. Countless quartz veins ranging from a knife edge to more than 3 m...
Ground-water quality in Indian Wells Valley, California
James W. Warner
1975, Water-Resources Investigations Report 75-8
Indian Wells Valley is in a semiarid region of the Mojave Desert. The U.S. Naval Weapons Center at China Lake and nearby communities depend upon an adequate source of ground water for their existence. Much of the ground water is of poor quality. Most of the ground-water pumping occurs in...
Land-use classification of the greater Denver area, Front Range Urban Corridor, Colorado
L. B. Driscoll
1975, IMAP 856-E
The Greater Denver area, in the Front Range Urban Corridor of Colorado, is an area of rapid population growth and expanding land development. At present no overall land-use policy exists for this area, although man individuals and groups are concerned about environmental, economic, and social stresses caused by population pressures....
Chemical and biological quality of water in part of the Everglades, southeastern Florida
Bradley G. Waller, James E. Earle
1975, Water-Resources Investigations Report 75-56
A comprehensive monitoring network was established in a part of the Everglades to evaluate the quality of water being delivered to Everglades National Park. Physical, chemical, and biological parameters were determined in surface water, bottom sediment, and bulk precipitation (rainfall and dry fallout).The geology of the area, bottom sediment, bulk...
The screech owl: Its life history and population ecology in northern Ohio
Laurel F. VanCamp, Charles J. Henny
1975, North American Fauna 71
The screech owl (Otus asio) is native to North America and breeds throughout the United States and in portions of Canada and Mexico. It is a small owl, 20 cm (8 in) in length from the tip of the bill to the tip of the tail, with a wing span...