"Bird." No update provided. Online Image.
Stream Lines. 20 January 2006. <http://sjr.state.fl.us/programs/outreach/pubs/streamln/00spring/sp00sln2.html>
"Cloud." No update provided. Online Image.
Physics Research. 20 January 2006. <http://www.phy.mtu.edu/facilities/CloudLab.html>
"Ding Darling." No update provided. Online
Image. The Ding Darling Wildlife Society. 20 January 2006. <http://www.sanibel-international.com/DD2002-03rd-photo.jpg>
Dingrando, Laurel, et al.
Chemistry: Matter and Change. Columbus, Ohio:
The McGraw-Hill Companies Inc., 2002.
Earth Education and Research.
Environmental Science: Working with the Earth. Canada:
Brooks/Cole, 2004.
"Earth." 22 April 2005. Online Image. Skipressworld. 15 January 2006. <http://www.skipressworld.com/us/en/daily_news/2005/04/happy_earth_day.html?cat=Snowlife>
“Lightning.” 11 October 2003. Online Image. Nitrogen oxides-
formation and relevance. 20 January 2006. <http://www.atmosphere.mpg.de/enid/23b.html>
McShaffrey, Dave. “Environmental Biology – Ecosystems.” marietta.edu.
13 November 2005. 19 April 2005.
<http://www.marietta.edu/~biol/102/ecosystem.html#ThePhosphorousCycle13>
Morris, Ron Merritt . "Oxysphere."
www.http://seis.natsci.csulb.edu. No update provided. 14 January 2006. <http://seis.natsci.csulb.edu/rmorris/oxy/Oxy.htm>
No Author. "Cycles." www.uen.org. 10
January 2006. No update provided. <http://www.uen.org/themepark/cycles/chemical.shtml>
No author. “Environmental
Chemistry.” jan.ucc.nau.edu.
28 October 2005. No update provided. <http://jan.ucc.nau.edu/~doetqp-p/courses/env440/env440_2/index.htm>
No author. "GreenFacts Glossary."
www.greenfacts.org. 11 January 2006. 15 November 2004. <http://www.greenfacts.org/glossary/def/environmental-cycles.htm>
No author. “Phosphorus
Cycle.” www.enviroliteracy.org. 14
October 2005. The Environmental Literacy Council. 13 November 2005.
<http://www.enviroliteracy.org/article.php/480.html>
No author. “Visionlearning.”
visionlearning.com. 13 November 2005. No update provided. <http://www.visionlearning.com/library/nses_view.php?nid=36&l=&c3=>
Rader, Andrew. “Bio-Geo-Chemical
Cycles.” geography4kids.com. 13 November 2005.
No update provided. <http://www.geography4kids.com/files/cycles_intro.html>
Sengbusch, Peter V. “Nutrient
Cycles.” www.biologie.uni-hamburg.de. 31 July 2003. 13 November 2005. <http://www.biologie.uni-hamburg.de/b-online/e54/54d.htm.>
"Sky." 20 June
2004. Online Image. Australian Government: Department of the Environment and Heritage. 19 January 2006. <http://www.deh.gov.au/soe/atmosphere/>
“Volcano.” 6 June 2003. Online Image. The Early 21st
Century: Part Two. 19 January 2006. <http://www.newprophecy.net/2005part2.htm>
Williams, Linda. Environmental Science Demystified. New York: McGraw-Hill Companies
Inc., 2005.