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Full-Text Articles in Environmental Health and Protection
Potential Use Of Hydroelectric Facilities For Manipulating The Fertility Of Lake Mead, Larry J. Paulson, John R. Baker, James E. Deacon
Potential Use Of Hydroelectric Facilities For Manipulating The Fertility Of Lake Mead, Larry J. Paulson, John R. Baker, James E. Deacon
Publications (WR)
Analysis of historical nutrient data for Lake Mead indicates that the fertility of the reservoir has decreased which may be the cause for a corresponding decline in the largemouth bass population. However, it appears that fertility can be manipulated by altering the operation of the dam. The depletion of nutrients in the euphotic zone by phytoplankton and subsequent accumulation in the hypolimnion during summer and fall provide a natural nutrient gradient from which water of varying fertility can be drawn for discharge. This combined with alterations in the depth or seasonal pattern of discharge can possibly be used to enhance …
Spatial Context And Temporal Aspects Of The Sensitive Area Concept In Ontario, Barbara Elizabeth Anderson
Spatial Context And Temporal Aspects Of The Sensitive Area Concept In Ontario, Barbara Elizabeth Anderson
Theses and Dissertations (Comprehensive)
The term “sensitive area” is a product of planning initiatives which have developed within the province of Ontario since the early nineteen seventies. As there are a number of closely related terms utilized the sensitive areas concept generally is defined as the creation of a reserve or the removal of land from unfettered commercial development or intense human use. The concept has been associated with a broad range of environmental concerns such as, the protection of wildlife habitat, maintenance of ecological function, retention of scenic areas and preservation of historic sites. Similar initiatives across North America are surveyed and the …