Earth
Invading wheat fungus could boost Afghan drugs trade
The virulent Ug99 wheat rust could blow across the border at any time and threatens to undo efforts to shift farmers away from growing opium poppies
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The virulent Ug99 wheat rust could blow across the border at any time and threatens to undo efforts to shift farmers away from growing opium poppies
The doom-mongers may have got it wrong, there is enough land to produce the food needed to feed a growing population, reports say – and most of it is in Africa