http://shakeoutblog.com/2009/05/10/19-20-21/ Fri, 26 Feb 2010 23:22:41 -0500 http://wordpress.org/?v=2.8.6 hourly 1 http://shakeoutblog.com/2009/05/10/19-20-21/comment-page-1/#comment-37 THE CITY FIX: Exploring Sustainable Solutions to the Problems of Urban Mobility » Blog Archive » 19.20.21: Charting the Rise of Supercities in the 21st Century Mon, 11 May 2009 15:10:56 +0000 http://shakeoutblog.com/?p=704#comment-37 [...] D’Amico, author of Shakeout blog, says 19.20.21 has the potential to be a “common yardstick” that can help cities [...] [...] D’Amico, author of Shakeout blog, says 19.20.21 has the potential to be a “common yardstick” that can help cities [...]

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