Why is the world warming up?
lesson duration 01:14
Earth School
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Test yourself on the topic of climate change
How much do you know about the basics of climate change?
Take a QuizHow much do you know about the world's energy?
Take a QuizHow much do you know about the world's transport?
Take a QuizHow much do you know about the world's materials?
Take a QuizHow much do you know about the world's food?
Take a QuizHow much do you know about the natural world?
Take a QuizHow much do you know about people and society's impact on Earth?
Take a QuizHow much do you know about levers for positive environmental change?
Take a Quiz
Your one-stop-shop for celebrating our planet, and understanding what we need to do to save it.
Now more than ever, we need to champion and accelerate solutions to the climate crisis, and turn these ideas into action – start here! Take our climate quizzes to build your personalized learning library. Each lesson in your library has been selected to help you build an understanding of how our planet works and exactly what it’s going to take to save it. Track and share your progress with our tracker. Complete any 30 lessons to earn a certificate.
Feed your curiosity and your hope, and prepare yourself to make a difference.
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Big Picture
What do we know about our impacts on the climate and why is this issue so important? Test your knowledge on the big picture of climate change.
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Why is 1.5 degrees such a big deal?
lesson duration 01:07
Where does all the carbon we release go?
lesson duration 01:20
What is net-zero?
lesson duration 01:10
Why act now?
lesson duration 01:20
How much power are we talking about?
lesson duration 05:02
The world's biggest battery looks nothing like a battery
lesson duration 05:16
How do solar panels work?
lesson duration 04:59
How do wind turbines work?
lesson duration 05:03
Can we harness the power of lava?
lesson duration 05:21
Transport
How can we upgrade the way we move people and things? Test your knowledge on transport.
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What’s the best fuel for your car?
lesson duration 04:41
The future of flying is electrifying
lesson duration 04:24
The shipping industry may finally be turning to wind power
lesson duration 03:52
What’s in the air you breathe?
lesson duration 05:23
Are Electric Cars Really More Environmentally Friendly?
lesson duration 04:21
Materials
How can we re-imagine and re-make the stuff around us? Test your knowledge on materials.
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The life cycle of a t-shirt - Angel Chang
lesson duration 06:04
The Cruel Irony Of Air Conditioning
lesson duration 03:49
What happens if you cut down all of a city's trees? - Stefan Al
lesson duration 05:26
The material that could change the world... for a third time
lesson duration 05:27
Could we build a wooden skyscraper?
lesson duration 04:57
Food
How do we spark a worldwide shift to healthier food systems? Test your knowledge on food.
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Which type of milk is best for you? - Jonathan J. O’Sullivan & Grace E. Cunningham
lesson duration 05:26
Underwater farms vs. Climate change - Ayana Elizabeth Johnson and Megan Davis
lesson duration 04:31
Can we create the "perfect" farm? - Brent Loken
lesson duration 07:10
The diet that helps fight climate change
lesson duration 05:40
Can regenerative agriculture reverse climate change?
lesson duration 11:52
Who owns the "wilderness"? - Elyse Cox
lesson duration 05:13
The sharks that hunt in forests - Luka Seamus Wright
lesson duration 05:39
Could you survive the real Twilight Zone? - Philip Renaud and Kenneth Kostel
lesson duration 04:43
What if there were 1 trillion more trees? - Jean-François Bastin
lesson duration 05:44
The world’s largest organism - Alex Rosenthal
lesson duration 06:28
People & Society
How do we protect the people already suffering the impacts of climate change? Test your knowledge on people and society.
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When is water safe to drink? - Mia Nacamulli
lesson duration 05:24
Climate justice can't happen without racial justice | David Lammy
lesson duration 09:33
The living forest: the Amazonian tribespeople who sailed down the Seine
lesson duration 09:31
How Climate Change Has Upended a Nicaraguan Town’s Way of Life
lesson duration 06:05
Levers for Change
How do we enable lasting and meaningful change in solving the climate crisis? Test your knowledge on levers for change.
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Why good ideas get trapped in the valley of death— and how to rescue them
lesson duration 05:10
Whatever happened to acid rain? - Joseph Goffman
lesson duration 05:40
What is the tragedy of the commons? - Nicholas Amendolare
lesson duration 04:58
Japan’s Town With No Waste
lesson duration 04:13
Get a certificate for completing Earth School
Get a certificate for completing any 30 lessons in Earth School (including lessons you completed from 2020 Earth School). Here's how:
- Make sure you are signed into your TED-Ed account. Register if you don't already have an account.
- To complete a lesson, WATCH the video and finish all the questions in the THINK section.
- Complete any 30 lessons - you'll get a on each lesson you complete in Earth School.
That's it! You will get your certificate in an email.
Track and Share Your Impact
Download our tracker, challenge yourself to watch 30 videos, and share your progress along the way with the hashtag #EarthSchool on Instagram, Twitter, or Youtube.
Download your 30 video tracker to get started.