Bibliography : What causes desertification?

1) Jocelyn, C. (2001, Febua 01). Desertification. Retrieved from http://www.botany.uwc.ac.za/envfacts/facts/desertification.htm
(Jocelyn, 2001)

 2)What is Desertification. (2014, Febua 03). Retrieved from http://desertificationb.tripod.com/id3.html
("Causes and effects," 2014)

3) How does desertification occur?. (2014, Febua 03). Retrieved from http://www.unesco.org/mab/doc/ekocd/chapter3.html
("How does desertification," 2014)

4) Koohafkan, A. P. (1996, May 03). Desertification, drought and their consequences. Retrieved from http://www.fao.org/sd/epdirect/epan0005.htm
( Koohafkan, 1996)

5) Desertification. (2014, Febua 03). Retrieved from https://www.un.org/en/events/desertificationday/background.shtml
("Desertification," 2014)

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Desertification : How does it occur?

1) Service Center, P. (1997, Octob 10). Desertification how does it occur. Retrieved from http://pubs.usgs.gov/gip/deserts/desertification/(Service Center, 1997)

2)Matsuura, K. (n.d.). Desertification how does it occur. Retrieved from http://www.unesco.org/mab/doc/ekocd/chapter3.html (Matsuura)

3)Nation, U. (n.d.). Desertification how does it occur.
Retrieved from https://www.un.org/en/aboutun/copyright/(Nation)

4)UNCCD. (n.d.). Desertification how does it occur. Retrieved from http://www.unccd.int/en/Pages/default.aspx (UNCCD)

5)H. E. Dregne. (n.d.). Desertification how does it occur. Retrieved from http://www.ciesin.columbia.edu/docs/002-193/002-193.html(H. E. Dregne)

Done by Ryan Hong


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