The new head of a major research organization says the key to food security is to farm smarter, not to plow more land. The strains on agriculture are growing as the global population rises and emerging economies demand more types of food. "Agriculture had been neglected for several decades. We had become used to abundant and cheap food. And the world got a wake-up call in 2008, '10, '11 with spikes in food prices. And people realized that we have to produce an awful lot more food for a ...
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