Hans Rosling: The magic washing machine. Hans Rosling: The best stats you've ever seen. The pursuit of justice. Saul Griffith: High-altitude wind energy from kites! Simon Sinek: How great leaders inspire action. Allan Savory: How to fight desertification and reverse climate change.
Peter Singer: The why and how of effective altruism. TEDxCambridge - Jeff Lieberman on science and spirituality. Jae Rhim Lee: My mushroom burial suit. Fiorenzo Omenetto: Silk, the ancient material of the future. Janine Benyus: Biomimicry in action. Paul Stamets on 6 ways mushrooms can save the world. Michael Pollan gives a plant's-eye view. Willie Smits: How to restore a rainforest. Tristram Stuart: The global food waste scandal.