How to deal with problems of supply:

Aswan Dam
http://www-ocean.tamu.edu/Quarterdeck/QD3.1/Elsayed/elsayed.html
http://www.umich.edu/~kelseydb/Exhibits/AncientNubia/PhotoIntro.html

Three Gorges Dam
http://www.pbs.org/itvs/greatwall/story.html
http://www.cnn.com/SPECIALS/1999/china.50/asian.superpower/three.gorges/

Mono Lake

Aral Sea
http://www.dfd.dlr.de/app/land/aralsee/

IMPROVEMENTS IN WATER EFFICIENCY

http://www.twdb.state.tx.us/assistance/conservation/pubs.asp
Read Top Water Smart Tips
Agricultural Water Conservation

Water Pricing
http://www.epa.gov/water/infrastructure/pricing/About.htm

Non-Traditional Water Sources

Aquifer recharge

Aquifer storage and revery
http://www.epa.gov/safewater/uic/classv/pdfs/volume21.pdf

Desalination
http://www.twdb.state.tx.us/assistance/conservation/Alternative_Technologies/altsource.asp