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August 24th, 2015 / The Conversation, UK

thumb.aspxAir pollutants harm vegetation and crops. In Asia it is estimated that around 10% of the food crop is destroyed by pollutants. For Africa we’ve got no good idea. First because we don’t have the same controlled field experiments on Africa’s staple crops such as cassava or millet as we do for Europe and North America’s crops. Second, because if we know little about air quality in cities, we know even less about what is happening in agricultural areas. See more