date:Mar 04, 2014
ormity means more vulnerability to pests and disease, Khoury said. The Irish potato famine in the late 1840s, or southern corn leaf blight in the United States in the early 1970s, showed the risks of relying on a single crop.
John Kearney, of the Dublin Institute of Technology who was not involved in the study, said trends in diets could be reversed with greater awareness of health risks.
Some people in Northern Europe were adopting healthier Mediterranean diets with more fruit, vegetables and