Fig. 1

Estimated emissions of Chinese industrial sectors from 2015 to 2018. (a–c), Estimated monthly industrial emissions (Tg) of PM (a), SO2 (b) and NOX (c). The error bars represent the uncertainty ranges.

Estimated emissions of Chinese industrial sectors from 2015 to 2018. (a–c), Estimated monthly industrial emissions (Tg) of PM (a), SO2 (b) and NOX (c). The error bars represent the uncertainty ranges.