Socio-Economic Considerations in Water Resources Planning
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August 1, 1973 Historically, the main objective of water resources development has been economic efficiency, and the technique for its evaluation has been benefit-cost analysis. Gradually other objectives have emerged, and these in order of their emergence are regional income … Read More

Some Thoughts on Estimating Spillway Design Flood
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December 1, 1971 There is no universally acceptable technique available to estimate the magnitude and frequency of floods. The “rational method”, empirical formulae and regional analysis all have restrictions. The remaining approaches are deterministic, using design precipitation maxima and probabilistic, … Read More

Sociological Aspects of Water Development
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January 4, 1971 Decisions to develop water resources systems so far have been primarily taken on the basis of engineering and economic feasibilities. Very rarely, if ever, sociological feasibility has been considered, except in a very broad sense. Planning is … Read More

Edmond Halley, F.R.S., Hydrologist Extraordinary
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June 1, 1970 EDMOND HALLEY (1656–1742) was a versatile genius, primarily known as a pioneer in astronomy, geophysics and mathematics. He was also interested in history, navigation, archaeology and civil engineering. He wrote poems in Latin and translated ancient works … Read More

Application of Risk Criteria in Coastal Engineering
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September 16, 1968 A design of any engineering structure may be said to be optimum when it can meet all the necessary requirements at a minimum possible cost. In all cases there is a probability, however slight (sometimes even incalculable … Read More

Hydrology during the Hellenic Civilization
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January 1, 1967 The pre-Hellenic civilizations, as discussed in a previous paper, grew up mainly on the banks of the three major river basins of the Nile, the Tigris- Euphrates, and the Indus. The Hellenic civilization started around 600 B.C. … Read More