Sino-African renewable energy cooperation vital for development By Yu Nan THERE’S a revolution blowing along the highlands about 95 km southeast of Addis Ababa,Ethiopia’s capital.Standing high up on the Great Rift Valley,row upon row of giant white wind turbines spin freely,churning out valuable green energy to supplement the nation’s grid. Sino-African renewable energy cooperation vital for development by Yu Nan THERE’S a Revolution blowing along the highlands about 95 km southeast of Addis Ababa, Ethiopia’s capital. Tating high up on the Great Rift Valley, row upon row of giant white wind turbines spin freely, churning out valuable green energy to supplement the nation’s grid.