The Big Five?
What are the five biggest global challenges we face right now--and what can we do about them? This hour, TED speakers explore some radical solutions to these enduring problems.
Tim Kruger: How Do We Slow Climate Change Before It's Too Late?
David Miliband: Whose Responsibility Is It To Solve The Global Refugee Crisis?
Ian Bremmer: What Happens When The World's Superpower No Longer Wants To Lead?
Sara Menker: How Can We Farm Enough Food to Feed the World?
Rutger Bregman: Is A Universal Basic Income The Answer To Ending Poverty?
