Feeding a Hotter, More Crowded Planet
Nearly a billion people worldwide don't have reliable access to food, according to United Nations estimates, and some experts worry climate change will drive that number even higher. Ira Flatow and guests discuss the future of food security, and how farmers may need to adapt in coming generations.
- Lester Brown, author, "World on the Edge: How to Prevent Environmental and Economic Collapse" (W.W. Norton, 2011), founder and president, Earth Policy Institute, Washington, D.C.
- Gawain Kripke, director, policy and research, Oxfam America, Washington, D.C.
- Gerald Nelson, senior research fellow, International Food Policy Research Institute, Washington, D.C.