Summary: [2015-08-10 12:00:00] By 2050, the Earth's population is estimated to reach 9 billion. And feeding all of those people using current methods will be a challenge. This hour, we'll talk about the scientists who are exploring new ways of producing food with Joel K. Bourne, author of The End of Plenty: The Race to Feed a Crowded World (W.W. Norton and Co.).
