The coal industry continues to be one of the world’s largest suppliers of energy. In the United States alone, about half a billion short tons of coal are converted to energy every year.

3:07 AM UTC Coal India unit CMPDIL files for initial public offering Central Mine Planning and Design Institute Ltd (CMPDIL), a unit of the state-run miner Coal India , has filed for an initial ...

Remarkable as a landscape shaped over three centuries of coal extraction from the 1700s to the 1900s, the site consists of 109 separate components over 120,000 ha. It features mining pits (the oldest ...

Fly ash (FA), a multicompound mineral, is an industrial waste produced during coal burning in thermal power stations. It has been regarded as the most environmentally hazardous material. Furthermore, ...