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- BBC News. "The Cost of Food: Facts & Figures." Oct. 16, 2008http://news.bbc.co.uk/2/hi/7284196.stm
- Business Mirror Online. "Combating desertification is key to tackling global food crisis." Nov. 9, 2008.http://businessmirror.com.ph/index.php?option=com_content&view=article&catid=44:science&id=1664:combating-desertification-is-key-to-tackling-global-food-crisis
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- Ford, Matt. CNN. "Desertification: How to stop the shifting sands." April 27, 2008.http://edition.cnn.com/2008/WORLD/asiapcf/04/25/es.desertification/index.html
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- SocioeconomicData and Applications Center (SEDAC) at Columbia University. "The Causes of Land Degradation and Desertification."http://sedac.ciesin.columbia.edu/tg/guide_glue.jsp?rd=lu&ds=4.1
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