On Superstudio’s Roof the great installation “Terzo Paradiso - Coltivare la Città” (Third Paradise - Grow the city) by Michelangelo Pistoletto. Born from a project by n.o.v.acivitas, turns an urban vegetable garden into a paddy eld that will narrate, through conferences, panel discussions, workshops, performances the relationship among design, nourishment, architecture and sustainable consumption. Artists and creative, architects and designers, world star personalities in-volved in promotion of sustainability and of social changes, will be committed, all through the duration of Expo, into an ed-ucational path having as symbolic focus and revolutionary seed precisely the rice grain. www.terzoparadiso.org