Sources

Primary sources:

[1] Burke, M. "Shifts in African crop climates by 2050, and the implications for crop improvement and genetic resources conservation." Global Environmental Change. (2009). Web. 29 Oct. 2012. <http://foodsecurity.stanford.edu/publications/22547>.

[2] Knox, J. "Climate change impacts on crop productivity in Africa and South Asia." Environmental Research Letters. (2012). Web. 29 Oct. 2012.
<http://iopscience.iop.org/1748-9326/7/3/034032/pdf/1748-9326_7_3_034032.pdf>.

[3] Kristjanson, Patti. "Are food insecure smallholder households making changes in their farming practices? Evidence from East Africa." Food Security. (2012). Web. 29 Oct. 2012. <http://rd.springer.com/article/10.1007/s12571-012-0194-z>.

[4] Chen, I. "Rapid Range Shifts of Species Associated with High Levels of Climate Warming." Science. (2011).

[5] Parmesan, C. "Influences of species, latitudes and methodologies on

estimates of phenological response to global warming." Global Change Biology. (2007). 

[6] Battisti, D. "Historical Warnings of Future Food Insecurity with Unprecedented Seasonal Heat." Science. (2009).

[7] Carty, T. "Extreme weather, extreme prices: the costs of feeding a warming world." Oxfam Issue Briefing. (2012). 

[8] Burney, J. "Solar-powered drip irrigation enhances food security in the Sudano–Sahel." PNAS. (2010).
<http://www.pnas.org/content/107/5/1848/suppl/DCSupplemental>.

[17] Portner, H. "Physiology and Climate Change." Science. (2008).

Websites:

[9] http://dotearth.blogs.nytimes.com/2012/09/07/study-finds-some-african-farmers-shifting-practices-to-withstand-climate-stresses/

[10] http://green.blogs.nytimes.com/2012/09/06/climate-change-and-the-food-supply/

[11] http://en.wikipedia.org/wiki/Africa#Climate

[12] http://www.irinnews.org/Report/91292/CLIMATE-CHANGE-Staple-food-crops-do-not-want-global-warming

[13] http://www.nytimes.com/2009/09/08/world/africa/08kenya.html

[14] http://www.bbc.co.uk/news/science-environment-17488450

[15] http://www.aljazeera.com/video/africa/2012/06/201261920231540167.html

[16] http://www.bobfreling.com/2009/08/solar-energy-powering-food-sec.htm

[18] http://www.mawf.gov.na/Programmes/omahenene.html