A global conversion to organic farming would lead to deaths of 2 billion people
"Cambridge University chemist John Emsley goes further in warning that “[t]he greatest catastrophe that the human race could face this century is not global warming but a global conversion to 'organic farming'-an estimated 2 billion people would perish.” " (CIS 3)
Source: Emsley, John. “Going one better than nature?’ Review of Enriching the Earth: Fritz Haber, Carl Bosch, and the Transformation of World Food," by Vaclav Smil. Nature, 410: 6829 (2001) 633-634. (No link available) [verified 4/25/14]