Those Dastardly Chinese are reviving old coal excavations as their economy slows down.
The Communist Regime is reliant on keeping the peasantry in full time employment, so they do not have time to ponder.
China is now responsible for half of all the World’s Carbon emissions.
https://www.bbc.co.uk/news/av/world-asia-51152951/china-s-struggle-to-move-away-from-coal
The U.K. has almost given up coal mining.