With the horticultural shift of the Green Revolution, industrial agriculture has been producing more calories than ever, but the lack of micronutrients in the resulting diet is causing widespread disease.
“The world’s worst health problems derive in one manner or another from problems with industrial agriculture, and are, in short, diseases of civilization. This sobering bit of business strikes straight at the heart of the question of sustainability, which has asked whether the land, the biota, the planet could stand industrial agriculture. The equally urgent question, now, is whether humans can stand it.”
http://www.motherearthnews.com/nature-and-environment/environmental-policy/the-green-revolution-zm0z14jjzchr