World Sustainable Energy Days 2010, 3-7 March in Wels (Austria)Published on 09-02-2010
The Energiesparmesse – one of the largest exhibitions and tradefairs on energy efficiency and renewable energy sources in the world – took place from 3 – 7 March 2010 in Wels.
For more infomation on the Energiesparmesse, please visit www.wsed.at