Most of the world's population now lives in urban areas, and in developing regions the proportion living in cities and towns has risen from 35 percent in 1990 to 45 percent in 2010, from 1.4 billion to 2.5 billion people (Jacobsen et al. 2012). A 2008 World Bank analysis estimated that a third of people living on less than US$2 per day reside in urban areas, and United Nation or UN-habitat estimates that just under 40 percent of urban dwellers live...
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INFORMATION
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2013/08/01
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Document de travail
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80347
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1
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1
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2013/08/16
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Disclosed
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Poor-inclusive urban sanitation : an overview
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water and sanitation program
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