• Weekly Coal Production by State

    Coal. Reserves, production, prices, employ- ment and productivity, distribution, ... Click on a state to see mine-level data for that state. thousand short tons. State

  • Coal - Wikipedia

    This process has been conducted in both underground coal mines and in the production of town gas which was piped to ... Coal mining can also cause long ...

  • Arch Coal, Inc. | About Us: Our Mines

    Arch Coal (ACI) is the second largest U.S. coal producer. Through our national network of mines, we contribute 16% of America's annual coal supply. We strive to ...

  • Alberta Energy: What is coal?

    What is coal? Coal is organic. ... Six surface mines produce subbituminous coal. Mining in Alberta is regulated by the Alberta Energy regulator.

  • Coal mining in India - Wikipedia

    Coal mining in India began in 1774 when John Sumner and Suetonius Grant Heatly of the East India Company commenced commercial ... The state-owned coal mines of …

  • Existing U.S. Coal Mines - SourceWatch

    Proposed coal mines. For more details, see Proposed coal mines. Chuitna River mine, Alaska. Red Cliff Mine, Colorado) Sage Creek Mine, Colorado - Peabody Energy and ...

  • Coal mining | Britannica

    Coal mining: Coal mining, extraction of coal deposits from the surface of Earth and from underground. Coal is the most abundant fossil fuel on Earth. Its predominant ...

  • Mining safety | World Coal Association

    The coal industry takes the issue of safety very seriously. Modern coal mines have rigorous safety procedures, health and safety standards and worker education and ...

  • Coal mining - Wikipedia

    Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content, and, since the 1880s, has been widely used to generate electricity.

  • Coal mining | World Coal Association

    Over 7269 million tonnes (Mt) of hard coal are currently produced worldwide and 787 Mt of lignite. Coal is mined by two methods: surface or 'opencast' mining, and ...

  • What is captive (coal) mining? - Quora

    The Coal Mines (Nationalisation) Act, 1973 (CMN Act) allows private Indian companies to mine coal only for captive use. Captive mining is the coal mined for a ...