President Trump and the Tennessee Valley Authority have recently promoted "beautiful clean coal." Scientists consider coal the most toxic fossil fuel, generating more carbon dioxide than natural gas.

President Donald Trump signed an executive order on Tuesday to expand the mining and use of coal in the U.S., calling it "beautiful, clean coal." During a ceremony at the White House, surrounded by ...

Biodesulfurization of coal is an emerging clean technology that employs specialised microorganisms to remove sulphur compounds, particularly pyritic sulphur, from coal. This process not only mitigates ...