4 ways to make a city more walkable

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February 9, 2017 Today’s TED Talk 4 ways to make a city more walkable 18:37 minutes · TEDxMidAtlantic Freedom from cars, freedom from sprawl, freedom to walk your city! City planner Jeff Speck shares his "general theory of walkability" -- four planning principles to transform sprawling cities of six-lane highways and 600-foot blocks into safe, walkable oases full of bike lanes and tree-lined streets. Watch now »   Playlist of the Day Our future in cities Humanity's future is the future of cities. Explore the crowded favelas, greened-up blocks and futuristic districts that could shape the future of cities -- and take a profane, hilarious side trip to the suburbs. Watch » 16 talks · Total run time 4:05:13 NEW ON IDEAS.TED.COM A peek into the brave new world of programmable materials A flat piece of plastic that can shape itself into a shoe? An orthodontic device that moves into position to straighten teeth? Computational architect Skylar Tibbits is shaking up the material world. Read more » Join us on Facebook Follow us @TEDTalks

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