5FAO Convenes High - level Expert Forum, "2050: A Third More Mouths to Feed, Food Production Will Have to Increase by 70 Percent", http: //www. fao. org/news/story/en/item/35571/icode/.
6http: //www. fao. org/corp/statistics/en.
7"WRI Annual Report 2008", March 2009. http: //www. wri. org/.
8"Global Information and Early Warning System (GIEWS) ". http: //www. fao. org/giews/pricetool/.