Pamela Ronald: The case for engineering our food

Pamela Ronald studies the genes that make plants more resistant to disease and stress. In an eye-opening talk, she describes her decade-long quest to help create a variety of rice that can survive prolonged flooding. She shows how the genetic improvement of seeds saved the Hawaiian papaya crop in the 1950s — and makes the case that it may simply be the most effective way to enhance food security for our planet’s growing population. TEDTalks is a daily video podcast of the best talks and performances from t