In these TED Talks, explore the crowded favelas, greened-up blocks and futuristic districts that will shape the future of cities -- and the future of humanity.


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Exclusive articles about Cities

One way to create cooler, cleaner cities? Plant rooftop gardens

As global temperatures rise, greening the world's hottest megacities like Cairo, Egypt, and Dhaka, Bangladesh, can help prevent air pollution and reduce heat. And in densely packed urban areas, a great place to start is on the rooftops.
Posted Aug 2021

These 8 cities around the world are putting their focus on biking and walking — not cars

More than half of the global population lives in cities, and that number is projected to rise in the coming years. So how do we accommodate a growing urban population while keeping greenhouse gas emissions low? These innovative cities are leading charge by putting people first.
Posted Jul 2021

From melting steel to “concrete cancer”, our buildings aren’t designed to withstand climate change

Intense heat, high winds and heavy floods are wreaking havoc on buildings and bridges, which weren't constructed with the climate crisis in mind. Here are some of the potentially disastrous impacts -- and what we must do to adapt.
Posted Jul 2021
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