"At the moment, you can use activated carbon, which is produced from coal, to remove heavy metal ... transform them into char and then use that to mitigate pollution, then that is much more ...

President Trump signed four executive actions on Tuesday aimed at reversing policies that transitioned the country away from coal production and aimed at boosting America's "beautiful clean coal ...

The US coal industry is once again enjoying support from the White House. Yet that’s unlikely to quell the economic challenges that underpin a long-term decline for the dirtiest fossil fuel.