China Daily: China is trying to clean up its coal habit in an effort to reduce some of its environmental problems. Coal accounts for over 70 percent of China’s primary energy production and consumption. The country’s use of it will likely reach 2.9 billion tons by 2020. Coal-firing-related emissions constitute 80 percent of China’s annual sulfur dioxide (SO2) emissions and 70 percent of its carbon dioxide (CO2) emissions. The 11th Five Year Plan (2006-2010) for Coal Industry …