UNITED NATIONS, July 17, 2008 (AFP) - More than two billion people around the world still lack adequate sanitation, according to a UN report released here Thursday.

It warned that barring major gains over the next seven years, the Millennium Development Goal of halving the number of people without access to basic sanitation by 2015 would be missed.

PARIS, Nov 9, 2007 (AFP) - Installing a sewage system across a Brazilian city slashed prevalence of diarrhoea among children by more than a fifth, highlighting the importance of sanitation in tackling water-borne disease, a Lancet study says.