India-Pakistan nuclear war would reduce US corn production by 10 percent

The study said that the black carbon aerosol particles kicked into the atmosphere by a South Asian nuclear war would reduce US corn and soybean production by around 10 percent over a decade.

http://www.telegraph.co.uk/news/worldnews/asia/pakistan/10507342/India-Pakistan-nuclear-war-could-end-human-civilisation.html