He and colleagues from the Institute on the Environment based their research on the premise that global crop production must double by 2050 to meet projected demands from increasing population, diet trends toward more meat and dairy products and increasing biofuel consumption. Globally, the team found that yields of four key crops — corn, rice, wheat and soybean — are increasing at rates between 0.9 and 1.6 percent a year, well below the needed 2.4 percent increase needed to double crop production by mid-century.
Posted on: Thu, 20 Jun 2013 16:15:12 +0000
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