Hard to estimate how much coal is burning per year but the answer seems to be a significant amount. Up to 1% if global CO2 from China (second largest coal reser

Hard to estimate how much coal is burning per year but the answer seems to be a significant amount. Up to 1% if global CO2 from China (second largest coal reserves at time of writing). This would potentially put the figure at a reasonable level. https://pubs.usgs.gov/fs/2009/3084/pdf/fs2009-3084.pdf https://pubs.usgs.gov/fs/2009/3084/pdf/fs2009-3084.pdf