FILE - In this Nov. 3, 2015, photo, smoke and steam rise from the smokestack of a coal-fired power plant near Ordos in northern China's Inner Mongolia Autonomous Region. The global fleet of coal-fired power plants is projected to begin shrinking by 2022 as plant retirements outpace new construction, according to a new report that warns the heavily polluting fuel's decline may not come quickly enough to meet international emission reduction goals intended to stave off climate change. (AP Photo/Mark Schiefelbein, File)