To learn more about issues surrounding the world’s supply of drinking water, please visit some of the following websites:

• http://www.aguanomics.com/ –  A blog on water economics
• http://affordablehousinginstitute.org/ –  A fascinating blog on urban infrastructure
• http://blog.sfgate.com/gleick/ –  A blog by Peter Gleick, an expert on water policy
• http://toxics.usgs.gov/regional/emc/ –  Website by US Geological Service on emerging contaminants in the environment
• http://water.epa.gov/lawsregs/rulesregs/sdwa/index.cfm –  The EPA’s website on the Safe Drinking Water Act
• http://www.bottledwater.org/ –  International Bottled Water Association
• http://www.foodandwaterwatch.org/water/take-back-the-tap/ –  Website for the Take Back the Tap campaign
• http://www.un.org/millenniumgoals/ –  UN Millennium Development Goals