RENEXPO 2011, International Trade Fair for Renewable Energy and Energy Efficient Building & Renovation, will take place from September 22 - 25, 2011 in the Trade Fair Centre in Augsburg, Germany. The RENEXPO is a trade fairs for renewable energy and energy efficiency. Last year’s exhibition attracted about 14,000 visitors and 350 exhibitors. This year's RENEXPO will again be supported by strong national and international network partners. The range of topics will cover everything from photovoltaics and solar thermal energy to geothermal energy, heat pumps, cogeneration, biomass, wood energy, stirling engines as well as energy efficient building and renovation.