Wind turbines at the Kenya Electricity Generating Company (KenGen) station in Ngong hills, about 22 km southwest of Kenya's capital Nairobi, Sept, 11, 2010. The East African region needs 64 billion U. S. dollars to implement joint power generation projects in the next 25 years to increase the region's installed electricity generation, Tanzanian Prime Minister Mizengo Pinda said on Wednesday. (Xinhua/Zhao Yingquan)