Rural populations throughout the developing world continue to be without adequate access to safe, convenient water and appropriate sanitation facilities. Although considerable advances have been made, the results overall have met the expectations neither of rural dwellers nor of investors. More and more countries and aid institutions are concluding that something must be done to accelerate progress in the future. To achieve that goal, this paper argues...
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详细
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1987/09/30
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出版
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WDP18
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1
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1
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2010/07/01
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Rural water supply and sanitation : time for a change
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water