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Get sustainable agriculture right this time, experts urge


Food quantity or food quality? Can the world quell starvation now and still have a healthy ecosystem over the long term?

Tough questions for anyone concerned about agriculture and its relation to hunger and poverty.

In a keynote speech at the World Food Prize symposium today, Bill Gates said he supports sustainable agriculture, welcome words to experts in the field, who say there is no short term fix.

Much as he changed the landscape on health, the world's richest philanthropist is trying to spark a new revolution in agriculture. The first Green Revolution improved crop yields, but at the expense of the environment. This time, there may be a chance to get it right.