UN global warming hoax chief: “In Africa, crop yields could decline by as much as 50 percent by 2020"

Climate Change Drives Instability, U.N. Official Warns - NYTimes.com

The United Nations’ top climate change official said on Tuesday that food shortages and rising prices caused by climate disruptions were among the chief contributors to the civil unrest coursing through North Africa and the Middle East.
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“On a global level, increasingly unpredictable weather patterns will lead to falling agricultural production and higher food prices, leading to food insecurity,” she said in her address. “In Africa, crop yields could decline by as much as 50 percent by 2020. Recent experiences around the world clearly show how such situations can cause political instability and undermine the performance of already fragile states.”