Bahrain is fantous for the strong winds that blow at different times of tbe year. The World Trade Centre in Bahrain isa skyscraper with three wind turbines. The turbines are metres across, and they produce about 15 per cent of the electricity for the building: that is enough energy for three hundred homes. shape of the building moves the wind towards the turbines It was very difficult to build the Bahrain World Trade Centre because it was the first building of its type in the world. The engineers had to stop the mowing turbines shaking the building and destroying it. Now, skyscrapers with huge wind turbines are appearing in cities around the world. Some future skyscrapers will not use turbines: the building will turn in the wind. As the parts of the building move, generators between the floors will produce power. Because the wind will move faster at the top and slower at the bottom of the building, each floor will turn in a different way. What you can see from your window will change all the time! Lots of city buildings now have small wind turbines on the roof, and you can even buy one to power your house. Wind turbines used to be ugly, but now there are lots of different shapes and colours and they are great for parks and city centres. Soon tourists will see a wind turbine with changing colours and pictures outside Buckingham Palace in London, for example.