7 de março de 2008

Agricultura e aquecimento global

A Science Daily referencia investigação sobre diversos cenários, decorrentes do aquecimento global, com que a agricultura, à escala global, poderá ter de se defrontar, ao longo de século XXI, em Toll Of Climate Change On World Food Supply Could Be Worse Than Thought quando: "In order to keep pace with population growth, current production of grain--from which humans derive two-thirds of their protein--will probably have to double, to 4 billion tons a years before 2100."

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