oa Civil Engineering = Siviele Ingenieurswese - Water for the world : why is it so difficult?
Extracted from text ... SIVIELE INGENIEURSWESE ? JUNIE 2005 12 John Banyard, FREng FICE5th Brunel International Lecture Water for the world Why is it so difficult? BANYARD POINTED OUT that current estimates are that 1, 1 billion people on earth lack access to adequate water supplies and 2, 4 billion to appropriate sanitation. 'Not surprisingly, ' he said, 'the problem is split between the developed world and the developing and transitional countries. The science and technology of water supply and sanitation are well understood, although there remains the challenge of deployment of these technologies for poorer countries.' 'The developed world has evolved systems ..
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