Extended Data Fig. 4: Gridded emissions of CMM from 2011 to 2019.
From: Large methane mitigation potential through prioritized closure of gas-rich coal mines
The number of CMM sources has sharply decreased from 10,423 to 2,932. In 2011, the CMM sources were distributed widely around China but were only concentrated in several provinces in 2019. The administrative boundaries were provided by National Catalogue Service for Geographic Information (http://www.webmap.cn/).
