15/04/2011 (Agence Europe) - Rolling exhibition gets under way. The whistle to set the “train of ideas” on its way from Hamburg, European Green Capital 2011, was sounded figuratively by EU Environment Commissioner Janez Potoènik and Mayor of Hamburg Olaf Scholz on Friday 15 April. Over the course of the next six months, this rolling exhibition on sustainable living will stop in 18 European cities (Hamburg, Copenhagen, Malmö, Gothenburg, Oslo, Zurich, Munich, Warsaw, Riga, Tallinn,...