AT ECOMONDO 2012 A PREVIEW OF THE ZERO-IMPACT CITY DESIGNED BY ANGELO GRASSI FOR THE “SUSTAINABLE CITY” PROJECT Ecomondo, Rimini Fiera November 7-10, 2012 Wednesday to Friday: 9 a.m. – 6 p.m. Saturday: 9 a.m. – 5 p.m. The 2012 edition of Ecomondo, the international annual exhibition on sustainable development