Speed & Scale

Coming September 22nd, 2025: Speed & ScaleTED has a new podcast.Here’s a new climate story: the biggest solutions to our climate crisis exist all around us, but they’re hiding in plain sight. Join hosts Ryan Panchadsaram and Anjali Grover as they identify the greatest climate wins unfolding across the world. They’ll chat with the people tackling the issues quickly, efficiently, and at a scale that actually makes a difference. From the explosion of wind energy in Texas (yes, Texas!) to ending coal in England, you’ll hear fresh perspectives, solution-oriented thinking and inspiring stories that will leave you knowing we CAN solve humanity’s toughest challenge.Subscribe wherever you are listening to this.For the full text transcript, visit ted.com/podcasts/speed-and-scale-transcript Hosted on Acast. See acast.com/privacy for more information.

Exactly when and where did life on Earth begin? Scientists have long thought that it emerged three billion years ago in the ocean — until astrobiologist Tara Djokic and her team made an unexpected discovery in the western Australian desert. Learn how an ancient rock found near a hot volcanic pool is shifting our understanding of the origin-of-life puzzle.For the full text transcript, visit ted.com/podcasts/speed-and-scale-transcript Hosted on Acast. See acast.com/privacy for more information.

Your closet is likely full of all kinds of materials — leather, cotton, nylon and polyester, to name a few — that contribute to fashion's sustainability crisis. Biomaterials investigator Dan Widmaier explains how we could look to nature for sustainable replacements for these much-used materials and introduces a leather alternative made from mushrooms that looks great and doesn't harm the environment. "We can make fashion sustainable, and we're going to do it with science," Widmaier says.For the full text transcript, visit ted.com/podcasts/speed-and-scale-transcript Hosted on Acast. See acast.com/privacy for more information.

From the return of nomadic living to a climate-disrupted world, author and global strategist Parag Khanna has some predictions for humanity. Get a fascinating glimpse at the future as he tackles an urgent question: Where on Earth will eight billion humans live in the uncertain times ahead?(This conversation, hosted by TED current affairs curator Whitney Pennington Rodgers, was part of an exclusive TED Membership event. Visit ted.com/membership to become a TED Member.)For the full text transcript, visit ted.com/podcasts/speed-and-scale-transcript Hosted on Acast. See acast.com/privacy for more information.

Today's youth have inherited a big, unprecedented climate problem to solve — and the eco-anxiety to go with it. Gen-Zer and activist Clover Hogan knows the struggle firsthand, but she also understands the path to climate action starts with the one thing you can control: your mindset. She explains why challenging the stories that keep you feeling powerless can help you take the first step to protecting the planet for generations to come.For the full text transcript, visit ted.com/podcasts/speed-and-scale-transcript Hosted on Acast. See acast.com/privacy for more information.

The third season of Sold Out examines the intersection of the climate and housing crises. Hosted by Erin Baldassari, the series tells the stories of families and communities throughout California, as they grapple with the ways that climate is challenging the very idea of home. Sold Out shines a light on the solutions that can help us all face the future, highlighting the people who are actively working to protect their communities. This series questions assumptions that dictate how and where people live, while examining the barriers – whether political, financial or social – that hold us back from embracing or realizing change. Listen to Sold Out wherever you listen to podcasts. For the full text transcript, visit ted.com/podcasts/speed-and-scale-transcript Hosted on Acast. See acast.com/privacy for more information.

Not Too Late, written by Rebecca Solnit and Thelma Young Lutunatabua, offers us the tools to tackle this current wave of disinformation, and provides tangible stories of hope. On this episode of Outrage + Optimism, hear how the project aims to invite newcomers to the climate movement, as well as providing climate facts and encouragement for people who are already engaged but weary. Listening to these two incredible women speak about Not Too Late, which ‘rang a bell of truth’ for hosts Tom Rivett-Carnac, Christiana Figueres, and Paul Dickinson.Outrage + Optimism is another member of the TED Audio Collective. For more episodes that help you understand that you DO have the power to solve this, follow the podcast wherever you're listening to this.For the full text transcript, visit ted.com/podcasts/speed-and-scale-transcript Hosted on Acast. See acast.com/privacy for more information.

"Breathing clean air is every child's human right," says grassroots campaigner Rosamund Adoo-Kissi-Debrah, sharing the heartbreaking story of her seven-year-old daughter, Ella Roberta, whose asthma was triggered to a fatal point by air pollution. Now, Adoo-Kissi-Debrah is on a mission to raise awareness about the harmful effects of unsafe air on our health and the planet. In this moving talk, she details why governments have an urgent responsibility to take action on air pollution -- and ensure that all children have a chance to live full and healthy lives.For the full text transcript, visit ted.com/podcasts/speed-and-scale-transcript Hosted on Acast. See acast.com/privacy for more information.