<p>Wood is strong enough to build skyscrapers, and bamboo - the fastest growing plant in the world - can also be used for building. Both suck up large amounts of greenhouse gas. We find out what would happen if we used these materials instead of concrete in construction.
Produced and presented by Jo Mathys and Tom Heap.
Picture: Moelven</p>
Jul 1
The traffic lights tackling poverty
Despite a lot of progress in the last few decades, more than a billion people still live in acute poverty, according to the UN. Many don’t have access to basic needs like food, water, shelter and clothing. We look at an innovative project in Paraguay where people identify their o ... Show More
23m 17s
Jan 2021
How we could make carbon-negative concrete | Tom Schuler
Concrete is all around us: we use it to build our roads, buildings, bridges and much more. Yet over the last 2,000 years, the art of mixing cement and using it to bind concrete hasn't changed very much -- and it remains one of the world's biggest emitters of carbon. Entrepreneur ... Show More
5m 16s
Jun 2023
The natural building blocks of sustainable architecture | Michael Green
If we're going to solve the climate crisis, we need to talk about construction. The four main building materials that humans currently use -- concrete, steel, masonry and wood -- have a heavy environmental impact, but what if we had a fifth option? Architect Michael Green propose ... Show More
11m 9s
Nov 2021
Do skyscrapers scrape the sky?
Why is the Burj Khalifa so tall? That’s what 5-year-old Simon wants to know. The Burj Khalifa is the tallest building in the world and it’s located in Dubai. 6-year-old Isabel, who lives in Dubai, visited the tower and gives us the bird’s eye view in this episode! Plus, Janny Géd ... Show More
25m 33s