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04:26 And this innovation, it's not just a model for chemical and coal-power-free purification. Since Calcutta's core has no formal treatment, it's the city's only way of cleaning the water downstream before it enters the Bay of Bengal. What I find so unbelievable about this infrastructure is that as cities across the world in Asia and in Europe begin to replicate this exact system, Calcutta is ..

www.ted.com/speakers/julia_watson Julia Watson | Speaker | TED Julia Watson designs built environments with an eye towards sustainability, climate resilience and dismantling the barriers between urban environments and the natural world. www.ted.com 00:10 When you imagine the architectural wonders of the world, what do you see? The greatness of the Pyramids of Giza or maybe the amazing aqueducts ..

07:01 It's a thing that worries me sometimes whenever you talk about creativity, because it can have this kind of feel that it's just nice, you know, or it's warm or it's something pleasant. It's not. It's vital. It's the way we heal each other. In singing our song, in telling our story, in inviting you to say, "Hey, listen to me, and I'll listen to you, " we're starting a dialogue. And when you..

02:42 OK. Well, what is it? Human creativity is nature manifest in us. We look at the, oh... the aurora borealis. Right? I did this movie called "White Fang" when I was a kid, and we shot up in Alaska, and you go out at night and the sky was like rippling with purple and pink and white, and it's the most beautiful thing I ever saw. It really looked like the sky was playing. Beautiful. You go to ..

07:40 But back to the city of the future. How do people navigate the space? If there's no streets, how do people even make sense of the geography? I like to think of a place where there are spaces that are partially only in virtual reality that maybe you need special hardware to even discover. Like for one story, I came up with a thing called "the cloudscape interface, " which I described as a c..