Some might even be beneficial, such as the increased yield of crops that do better with warmer temperatures and more carbon dioxide in the atmosphere. (psmag.com)
5 percent to 15 percent lower yields of some crops, including U.S. and African corn and Indian wheat, per degree Celsius of warming. (ossfoundation.us)
The report also notes that agriculture, along with other factors such as deforestation, contributes to soil erosion, and predicts that if erosion continues unabated yields of some crops could plummet by 17 - 30 % by 2020. (newscientist.com)