Water Shortage Warnings

3:40 AM ET Thu, 16 Aug 2007

Experts have long warned of future water shortages and even water wars, as pollution contributes to a decline in supply and global demand rises. CNBC's Geoff Cutmore talks to Teng Chye Khoo, Managing Director at PUB Singapore and Daniel Wild, Senior Equities Analyst at SAM Sustainable Asset Management, for more on this during world water week.