New Sanitation Figures Compete with UN Statistics for Meeting Millennium Development Goals

Official United Nations figures claim that 2.5 billion people lack access to adequate sanitation. But new research from the University of North Carolina puts the total at more than 4.1 billion people. Read a news herehttp://www.circleofblue.org/waternews/2013/world/new-sanitation-figures-compete-with-official-un-statistics-6-in-10-lack-proper-facilities-study-finds/

I am afraid that the actual figures are far more than what both the agencies are saying. Whats your take on this?