Climate change is decreasing farm yields just when we need them to go up

Grist: One of the most disturbing details included in the recently leaked IPCC report is that climate change could begin reducing farm yields worldwide by up to 2 percent a decade. Meanwhile, demand for crops is increasing 12 percent per decade. You don’t have to be a math whiz to see how that (doesn`t) add up. A collision between a rising need for food and falling yields would be terrible for the environment, as well as for people. When people are starving, they are forced to make really bad tradeoffs:......

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