Researchers at the University of Hawaii just published a study in PLOS Biology of what it will be like to farm in the climate of 2100 — and the news is not good: The number of total days when the earth’s environment capable of growing plants is likely to drop by a total of 10% across the board.
http://io9.com/this-map-of-2100-should-make-you-nervous-about-the-futu-1711993836