06/05/2011 (Agence Europe) - Open Day on 7 May. Vital to the functioning of our society, sparking innovation and also much debate, the energy sources available to us pose a real challenge for our future. This is why the European Economic and Social Committee has chosen to make renewable energies the central theme of its Open Day, which will take place in Brussels (99 rue Belliard) on Saturday 7 May. The day will give visitors the opportunity to learn all about the energy sources of tomorrow...