1. http://www.mikeschoice.com/reports/malnutrition_worldwide.htm
2. World Population Data Sheet,2008
3. UN sets up task force to tackle global food crisishttp://www.iht.com/articles/reuters/2008/04/29/europe/OUKWD-UK-FOOD-UN-TASKFORCE.php
4. Biofuels, Solar and Wind as Renewable Energy Systems: Benefits and Risks;Pimentel,2008
5. Food, Energy and Society;Pimentel,2008