I just want to point out this is only aimed at coal power plants. This has nothing to do with other uses of coal which is used for steel making. According to the EIA, a little over 90% of coal is used for power[1]. But there is close to 10% of that used for Steel.
[1] https://www.eia.gov/energyexplained/coal/use-of-coal.php#:~:....