Coal - Peat, Bituminous coal, Anthracite, Graphite, History of coal mining, Environmental effects of coal, Mountaintop removal mining, Kingston Fossil Plant coal fly ash slurry spill, FutureGen, Fossil-fuel power plant, Coal gas, Coal-water slurry fuel, Coke (fuel), Fischer-Tropsch process, Coal assay, Coal power in China, Coal phase out, The Coal Question, Underground coal gasification, Electricity generation, Karrick process