People watch photovoltaic (solar) panels during 'Intersolar' Europe trade fair in Munich
People watch photovoltaic (solar) panels during the 'Intersolar' Europe trade fair in Munich June 8, 2011. Around 2200 exhibitors present their new technologies at the trade fair running until June 10, 2011. REUTERS/Michaela Rehle (GERMANY - Tags: POLITICS ENERGY ENVIRONMENT)