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Mastering our urban future / Noeleen Heyzer,Under-Secretary-General of the United Nations, Project Syndicate, 13/02/2014http://www.project-syndicate.org/commentary/noeleen-heyzer-on-the-six-steps-needed-to-create-livable-and-sustainable-citiesBy the end of this century, ten billion people will inhabit our planet, with 8.5 billion living in cities. This could be the stuff of nightmares. But, with sufficient political will, vision, and creativity – along with some simple, practical policy changes – we may be able to create cities of dreams...