To match feature CLIMATE-CHINA/COAL

 
To match feature CLIMATE-CHINA/COAL
Workers ride past a thermal power plant in Changzhi, Shanxi province, December 12, 2007. Coal accounted for a quarter of the world's energy supply in 2006 but 40 percent of all carbon emissions, because of the fossil fuel's high carbon content, making coal plant efficiency a key issue in the fight against global warming. Picture taken December 12, 2007. To match feature CLIMATE-CHINA/COAL REUTERS/Stringer (CHINA) CHINA OUT