Works+cited

Alicia Dettinger Wilson pd 8 Work cited

Anitei, Stefan. "Water Crisis:How does it affect us?". __Todays News.__ 17 November 2007. softpedia. 30 September 2009.[]

"Learn about water quality." __Water education__. 2008. APEC.30 september 2009 [.html]

"Water and Water measuring Quality." __Major types of pollution__. 30 september 2009 [] Harvey, Julie. "Pollution Sources: Point and nonpoint." __Water Enclopedia__. 1994. Marcel Drekker, Inc. 1 October 2009. [].

Enviromental Protection Agency. "What is Nonpoint Source Pollution?". __U.S Enviromental Protection Agency.__ 7 March 2008. EPA. 4 October 2009. []

USGS. "Fresh Water Storage". __Water Cycle .__ 13 May 2009. USA. gov. 4 October 2009 []

USGS. "The water cycle". __US.Geological survey__. 17 september 2009. USGS. 4 October 2009. []

"The Water Cycle". __Kdzone__. 2009. DLTKS' sites. 4 October 2009. []

Spencer, Roy "What causes evaporation?". __Weather Questions__. 2007. Weather street. 4 October 2009 []

"Evaporation". __NSDL__. 2004. Arozonia Board of Regrets. 4 October 2009 []