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TED Talks Daily

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

TED Talks Daily

TED

Creativity, Business, Design, Inspiration, Society & Culture, Science, Technology, Education, Tech Demo, Ted Talks, Ted, Entertainment, Tedtalks

4.111.9K Ratings

🗓️ 8 April 2021

⏱️ 11 minutes

🧾️ Download transcript

Summary

Would you pay two percent more for the carbon-neutral version of the products you buy and use every day? In this innovative talk, climate pathfinder Jens Burchardt walks us through the costs and considerations of producing planet-friendly products -- from creation to purchase -- and explains why curbing climate change doesn’t have to break the bank. It’s an inspiring demonstration of how the barriers to a greener world may not be as insurmountable as we think.

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Transcript

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0:00.0

It's TED Talks Daily. I'm Elise Hume. Here's a wild tidbit.

0:07.6

Six supply chains are responsible for almost half of all global carbon emissions.

0:13.0

That means climate action could take a huge step forward if we helped lower emissions by tweaking the price we pay for products.

0:19.5

And it may not be as expensive as we think.

0:22.3

In his 2021 talk from TED at BCG, climate impact advocate, hence Boisot, starts out by talking

0:28.6

about steel and shows how we could save the planet without breaking the bank.

0:35.0

By the end of this talk, I want to have convinced you that we can make a huge step forward

0:40.0

in the great fight against climate change by just spending one to two percent more on things

0:45.7

that we buy.

0:47.0

What you have to know about steelmaking is that it's a humblingly brutal process.

0:50.9

We have these huge furnaces that tear apart and recombine elements in

0:55.4

materials that have literally been around for millions of years, at temperatures of up to more than

1:01.5

2,000 degrees Celsius. It's a triumph of industrialization, but it's terrible for the climate.

1:08.2

More than 5% of all man-made emissions currently come from

1:11.9

making steel. And of all the many challenges we face to save the climate, this one's

1:16.5

particularly hard to solve. Now why is that? The first reason is technical. There are technologies

1:22.2

to produce low carbon steel. We can, for example, capture the CO2 and pump it back under the earth

1:27.3

that's called carbon capture and storage. Or we can move to entirely new processes can, for example, capture the CO2 and pump it back under the earth. It's called

1:27.7

carbon capture and storage. Or we can move to entirely new processes that, for example, run on low

1:32.5

carbon hydrogen instead of coal. But all of these are currently only at a piloting stage.

1:37.6

The second reason is economical. This is likely going to be expensive. And to illustrate

1:43.0

that, let's compare the steel challenge to that of companies and other sectors.

...

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