From May 4 to 6, Solar-Expo, an international exhibition-conference organized by Expoenergie s.r.l. , will be held in the halls of the fair of Verona. This event, dedicated to sustainable energy and green-economy, is aimed at an audience of experts or just visitors and with over 1000 exhibitors from all around the world, gives a full account of technological innovation related to the global research and development on bioenergy and other renewable energy sources. Concurrently, also Greenbuilding will open. This exhibition will address, in more detail, the issues of energy efficiency and sustainable architecture, promoting knowledge of the most innovative products for low-impact building and the redevelopment of existing buildings.