TED: Planet City -- a sci-fi vision of an astonishing regenerative future | Liam Young

The video explores the concept of Planet City, an imaginary city designed for 10 billion people, as a thought experiment to address climate change and urbanization. It discusses speculative worldbuilding, the Half Earth proposal, and the design of Planet City, emphasizing sustainability and rewilding. The video highlights existing technologies that could support such a city and encourages viewers to envision a future where humanity lives in harmony with nature.

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