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en.wikipedia.org/wiki/Coal

Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata ..... The United States Energy Information Administration estimates coal reserves at 7011948000000000000♤948×109 short tons (860 Gt) .

www.encyclopedia.com/earth-and-environment/minerals-mining-and-metallurgy/mineralogy-and-crystallography/coal

Get information, facts, and pictures about coal at Encyclopedia.com. Make research projects and school reports about coal easy with credible articles from our ...

www.iea.org/statistics/relateddatabases/coalinformation

The Coal Information 2017 data service contains comprehensive statistics on OECD coal production, supply, consumption and balances. It also includes, for ...

www.oecd-ilibrary.org/energy/data/iea-coal-information-statistics_coal-data-en

The Coal Information database contains comprehensive data on world coal markets, including price, production, trade and consumption.

www.oecd.org/publications/coal-information-16834275.htm

Sep 2, 2016 ... Coal Information provides a comprehensive review of historical and current market trends in the world coal sector, including 2015 provisional ...

www.oecd-ilibrary.org/energy/coal-information-2013_coal-2013-en

Aug 13, 2013 ... This well-established publication provides detailed information on past and current evolution of the world coal market. It presents ...

www.oecd-ilibrary.org/energy/coal-information_16834275

Coal Information brings together in one annual volume essential statistics on coal . It therefore provides a strong foundation for policy and market analysis. P.

www.sciencekids.co.nz/sciencefacts/chemistry/coal.html

Read on for some amazing facts and information about coal consumption, coal production, the mining industry, coal power, its effects on the environment and ...

www.eia.gov/energyexplained/?page=coal_home

Coal is a combustible black or brownish-black sedimentary rock with a high amount of carbon and hydrocarbons. Coal is classified as a nonrenewable energy ...