This site provides information and resources on water, sanitation and the environment with specific focus on children.

http://www.unicef.org/wes/

This site provides a number of resources and information on water, health and sanitation.

http://www.who.int/water_sanitation_health/en/

The following link is a speech made by the Chair of the United Nations Secretary - General's Advisory Board on Water & Sanitation on May 31, 2007. It provides some basic information and thoughts related how to proceed globally.

http://www.unsgab.org/about/docs/chair_070531.htm