Although the four companies that comprise the top four have changed from year to year (see graph of top four coal producers below), the rising share of production held by the top four producers continues a longer term trend that began in the 1990s with the continued expansion of mines in the Powder River Basin in the western United States and ...
Indonesia has amended contracts with 13 coal mining companies, including some of the country's biggest producers of the fossil fuel, as part of a shift toward a new mining permit system it expects to boost government revenues.
Coal company owned housing ran the gamut from well maintained bungalows to little more than tarpaper covered shacks. These 1935-1946 photos demonstrate the varying quality of the company housing provided for miners and their families.
Apr 19, 2016· The crushing forces prevailing against the coal industry have triggered a stunningly swift contraction that is wreaking havoc on Appalachian coal miners and the sector's biggest corporations.