Moving models of flowers powered by solar energy are displayed at the entrance of the European Union council headquarters in Brussels Feb. 18, 2008. The exhibition called "Dang'cing Solar Flowers" and featuring 10,000 flowers was set to raise public awareness on issues linked with energy. (photo: Xinhua/Reuters)

Moving models of flowers powered by solar energy are displayed at the entrance of the European Union council headquarters in Brussels Feb. 18, 2008.

(Xinhua News Agency February 20, 2008)