E n l l a ç o s   d' i n t e r é s:

http://savethewater.org/education-resources/water-facts/

 

http://www.un.org/waterforlifedecade/scarcity.shtml

 

http://www.worldwaterforum7.org/main/

 

http://www.sustainablewater.org.uk/awards.html

 

http://www.smartcityexpo.com/

 

www.wearewater.org

 

www.allianceforwaterefficiency.org