References
http://www.atmos.illinois.edu/earths_atmosphere/water_cycle.html
http://www.pacificwater.org/pages.cfm/water-services/water-demand-management/water-distribution/the-water-cycle.html
http://library.thinkquest.org/09jan-oracle-n-001/01661/
http://en.wikipedia.org/wiki/Water_cycle
http://www.atmos.illinois.edu/earths_atmosphere/water_cycle.html
http://www.pacificwater.org/pages.cfm/water-services/water-demand-management/water-distribution/the-water-cycle.html
http://library.thinkquest.org/09jan-oracle-n-001/01661/
http://en.wikipedia.org/wiki/Water_cycle
http://www.atmos.illinois.edu/earths_atmosphere/water_cycle.html