Series environmental alert series paperback 320 pages publisher w w norton company july 17 1999 language english isbn 10 0393319377 isbn 13 978 0393319378 product dimensions 55 x 09 x 83 inches shipping weight 112 ounces view shipping rates and policies customer reviews 46 out of 5 stars 8 customer ratings. Amazonin buy pillar of sand can the irrigation miracle last worldwatch environmental alert series book online at best prices in india on amazonin read pillar of sand can the irrigation miracle last worldwatch environmental alert series book reviews author details and more at amazonin free delivery on qualified orders. Sandra postels pillar of sand is a book used as a tool to spread awareness of the worlds irrigation problems these problems include salinization groundwater depletion population increase and competition from urban areas and industry. Get this from a library pillar of sand can the irrigation miracle last sandra postel in pillar of sand author sandra postel examines the challenges to our modern irrigation society from mounting water scarcity and salinization of soils to rising tensions between countries over . For 6000 years irrigation has ranked among the most powerful tools of human advancement the story of settled agriculture the growth of cities and the rise of early empires is to no small degree a story of controlling water to make the land more prosperous and habitable pillar of sand examines the history challenges and pitfalls of irrigated agriculture from ancient egypt and
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