00445nam a2200097Ia 450000500170000010000160001724500940003326000090012752001930013658300180032920260716043855.0  aHutton, Guy  aGlobal costs of attaining the Millennium Development Goal for water supply and sanitation  c2008  aPresents cost estimates of attaining MDG target 10, which has as its goal to halve by 2015, the proportion of people without sustainable access to safe drinking water and basic sanitation.  c3/28/08kJOYD