Sunday, 2 February 2014

Bibliography [Desertification] 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) Causes and effects of 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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