By Karl W. Butzer
Prehistoric Archeology and Ecology sequence, edited through Karl W. Butzer and Leslie G. Freeman.
Read Online or Download Early Hydraulic Civilization in Egypt: A Study in Cultural Ecology (Prehistoric archeology and ecology) PDF
Best water supply & land use books
Safety, Reliability and Risks Associated with Water, Oil and Gas Pipelines
Pipes are of significant value for delivery of drinks and fuel in general for water, common gasoline and oil. the complete size of gasoline pipes on the planet is estimated at one million kilometres for fuel shipping (pipes with a diameter of eighty to a thousand mm). Pipelines stay the lowest priced transcontinental suggest of shipping in comparison to rail-bound or terrestrial delivery.
Water-Quality Engineering in Natural Systems
Targeting CONTAMINANT destiny AND shipping, layout OF ENVIRONMENTAL-CONTROL platforms, AND REGULATORY CONSTRAINTS This textbook info the basic equations that describe the destiny and shipping of contaminantsin the water surroundings. the appliance of those basic equations to the layout of environmental-control structures and methodologies for assessing the impression of contaminant discharges into rivers, lakes, wetlands, flooring water, and oceans are all coated.
Groundwater: legal and policy perspectives : proceedings of a World Bank seminar
"Water is changing into an more and more scarce source for many of the world's electorate. the present traits point out that the general scenario is probably going to become worse extra, not less than for the following decade, until the water occupation eschews "business as traditional" practices, which could simply permit incremental adjustments to happen.
Using optical method, instrumentation and photonics units for imaging, imaginative and prescient and optical sensing is of accelerating value in realizing our marine surroundings. Subsea optics could make a tremendous contribution to the security and sustainable administration of ocean assets and give a contribution to tracking the reaction of marine platforms to weather switch.
Extra info for Early Hydraulic Civilization in Egypt: A Study in Cultural Ecology (Prehistoric archeology and ecology)
Sample text
Periodic erosion accompanied intervals of low Pleistocene sea level, when the Mediterranean Sea was almost 150 m lower than today--as recently as 20,000 years ago (see Curray et al. On the basis of interpretation of over 250 bore profiles Attia 1970). (see 1954) the three uppermost sedimentary units of the delta can be defined and their contact planes reconstructed (fig. 3). , when the Mediterranean Sea rose from -20 m to near the present level, the northern third of the Delta was vast tract of swamp and lagoon (fig.
P. 3, pl. 1). in 1935, This The import of these of channel sinuosity this trend continuing straightening out of the Nile channel may reflect both a decline of Nile volume and increasing ment starvation" due to the and dams. 5-km talweg and channel shift near Qaw. 3 km from those of today. Altogether, of seventeen deviations documented, eleven have involved eastward migrations of the Nile channel. 5 km west of their functional counterparts. A net eastward movement of the Nile over the last two millen- nia is implicitly documented by Ptolemy, who lists El-Manshah (Psoi) and Akhmim (Khant-Min) in similar positions on the river, but Qaw (Djuka) away from the river to the east, Kom Ishqaw (Edjoet) away from the river to the west names see fig.
2). the use of The area was soon abandoned and later covered with eolian sands when Nile floods were sufficiently low to permit salt efflorescences to form in the temple precincts. These were already sufficiently thick to merit commercial removal early in the Meroitic period (ca. D. 250). D. D. 800-1000. A second eolian episode terminated only when in- troduction of the saqiya permitted recolonization of the dune fields (de Heinzelin 1964). C. on a scale sufficient to promote floodplain dissection, with net aggradation not in evidence again until well into the Christian era.