TED Talks

3700+ talks to stir your curiosity

Find just the right one

12:31

Nigel Topping

3 rules for a zero-carbon world

Posted Jul 2021

14:03

Emma Marris

Are wild animals really "wild"?

Posted Jul 2021

8:26

Alok Sharma

Why COP26 is our best chance for a greener future

Posted Jul 2021

5:16

Kathy Hannun

How to heat your home without hurting the planet

Posted Jun 2021

12:34

Clover Hogan

What to do when climate change feels unstoppable

Posted Jun 2021

5:06

Amy Hrdina and Jesse Kroll

What's in the air you breathe?

Posted May 2021

5:15

Rumaitha Al Busaidi

Women and girls, you are part of the climate solution

Posted May 2021

6:15

Angel Hsu

Cities are driving climate change. Here's how they can fix it

Posted Apr 2021

7:50

John Marshall

3 strategies for effectively talking about climate change

Posted Apr 2021

10:28

Steven Allison

Earth's original inhabitants — and their role in combating climate change

Posted Apr 2021

11:33

Jens Burchardt

How we can curb climate change by spending two percent more on everything

Posted Apr 2021

48:21

Bill Gates

The innovations we need to avoid a climate disaster

Posted Mar 2021

11:07

Emily Leproust

How synthetic biology can improve our health, food and materials

Posted Mar 2021

12:50

Knut Ivar Bjørlykhaug

Love, sorrow and the emotions that power climate action

Posted Mar 2021

6:46

Al Gore, Gloria Kasang Bulus, Nana Firman, Ximena Loría and Tim Guinee

Climate change is our reality. Here's how we're taking action

Posted Mar 2021

38:05

John Kerry and Al Gore

The US is back in the Paris Agreement. What's next?

Posted Feb 2021

4:32

Rahwa Ghirmatzion and Zelalem Adefris

Community-powered solutions to the climate crisis

Posted Feb 2021

11:11

Angela Francis

How to get everyone to care about a green economy

Posted Feb 2021

7:39

Carlos Moreno

The 15-minute city

Posted Jan 2021

13:02

His Holiness Pope Francis

Our moral imperative to act on climate change — and 3 steps we can take (English voiceover)

Posted Jan 2021

13:02

Su Santidad el Papa Francisco

Nuestro imperativo moral para actuar sobre el cambio climático — y 3 pasos que podemos dar

Posted Jan 2021

9:29

Achim Steiner

Humanity's planet-shaping powers — and what they mean for the future

Posted Jan 2021

11:05

Bas Sudmeijer

How carbon capture networks could help curb climate change

Posted Jan 2021

10:29

Myles Allen

Fossil fuel companies know how to stop global warming. Why don't they?

Posted Dec 2020

4:43

Yvonne Aki-Sawyerr

The city planting a million trees in two years

Posted Nov 2020

10:52

Varun Sivaram

How India could pull off the world's most ambitious energy transition

Posted Nov 2020

7:47

Rebecca Henderson

To save the climate, we have to reimagine capitalism

Posted Nov 2020

6:37

Rose M. Mutiso

The energy Africa needs to develop — and fight climate change

Posted Nov 2020

5:20

Sophie Howe

Lessons on leaving the world better than you found it

Posted Nov 2020

2:33

Stephen Wilkes

24 hours on Earth — in one image

Posted Nov 2020

6:33

Miao Wang, Alok Sharma and Nigel Topping

The race to net-zero emissions by 2050 is on. Can we count you in?

Posted Oct 2020

20:30

John Doerr and Hal Harvey

How to decarbonize the grid and electrify everything

Posted Oct 2020

7:56

Christiana Figueres

The case for stubborn optimism on climate

Posted Oct 2020

3:31

Andri Snær Magnason

On time and water

Posted Oct 2020

7:01

Roman Krznaric

How to be a good ancestor

Posted Oct 2020

19:38

Ralph Nader

What it takes to create social change against all odds

Posted Oct 2020