An action plan for solving the climate crisis...

Author Gregg Ward spent decades grappling with guilt from a personal tragedy before recognizing a different path forward — where purpose replaced self-punishment. What he learned about transforming regret into positive change might make you rethink your own mistakes. Hosted on Ac ...  Show more

Around the world, people who work hard are often seen as morally good -- even if they produce little to no results. Social psychologist Azim Shariff analyzes the roots of this belief and suggests a shift towards a more meaningful way to think about effort, rather than admiring wo ...  Show more

"How much more damage do we have to endure before we realize that it's cheaper to save this planet than to ruin it?" asks engineer and investor John Doerr. In conversation with Countdown cofounder Lindsay Levin, Doerr and systems innovator Ryan Panchadsaram lay out six big object ...  Show more

“Go for the megatons.” That’s John Doerr’s recommendation for how we need to combat the existential threat of climate change. Doerr, a venture capitalist and author of the new book Speed and Scale, joins host Bob Safian to discuss our decarbonization efforts, what he calls “the g ...  Show more

As the environmental future of our planet reaches a critical point, Dr. Andrew Steer suggests the need for disruptive and systemic change. This talk was filmed at TEDxFoggyBottom. All TEDx events are organized independently by volunteers in the spirit of TED's mission of ideas wo ...  Show more

Ahead of a crucial year in the battle to control climate change, presenter Lucy Hockings is joined by the UN Secretary General Antonio Guterres. He is warning that "our planet is broken". We'll hear a live discussion as he answers questions from activists around the world and tal ...  Show more