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Food prices are rising and it isn't hard to understand why. The global population is growing while climate change and high energy prices are making agricultural production increasingly difficult and expensive. So how can we feed the world? On Business Daily today we'll be exploring what could be the beginnings of a revolution in clean agricultural technology.
Justin Rowlatt speaks to some of the companies leading these developments and to the head of the United Nations agency dedicated to eradicating rural poverty in developing countries who says for most farmers raising output isn't about high tech solutions.