Mining - New World Encyclopedia

    New World Encyclopedia writers and editors rewrote and completed the Wikipedia article in accordance with New World Encyclopedia standards. This article abides by terms of the Creative Commons CC-by-sa 3.0 License (CC-by-sa), which may be used and disseminated with proper attribution.

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    coal - Kids | Britannica Kids | Homework Help

    The major source of fuel throughout the world is coal. Coal is a black or brown rock that, when burned, releases energy in the form of heat. One of coal's main uses is the production of electricity. How Coal Formed. Locked. Forms and Uses of Coal. Locked. Coal Mining. Locked. Disadvantages of Coal.

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    Encyclopedia of the Great Plains | COAL

    Coal has provided a local source of fuel for Great Plains farms, ranches, towns, railroads, and industries from early European American settlement into the modern era. By the end of World War II, production in the Plains had peaked at just a few percent of the more .

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    Coal Facts for Kids - Kiddle encyclopedia

    Coal provides about a quarter of the world's energy needs; Almost 70% of world steel production depends on burning coal. Since 1983 the world top coal producer has been China. In 2011 China produced 3,520 millions of tonnes of coal – 49.5% of 7,695 millions tonnes world coal production.

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    non-renewable energy | National Geographic Society

    Non-renewable energy comes from sources that will run out or will not be replenished in our lifetimes—or even in many, many lifetimes. Most non-renewable energy sources are fossil fuels: coal, petroleum, and natural gas. Carbon is the main element in fossil fuels. For this reason, the time period ...

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    Coal | The Encyclopedia of Oklahoma History and Culture

    In Oklahoma coal of the bituminous variety was first mined commercially in 1873. Most, if not all, of the coal produced in the state has been mined from a 14,500-square-mile area extending from Kansas through northeastern Oklahoma and eastward through central Oklahoma to Arkansas.

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    Coal | The Encyclopedia of Oklahoma History and Culture

    In Oklahoma coal of the bituminous variety was first mined commercially in 1873. Most, if not all, of the coal produced in the state has been mined from a 14,500-square-mile area extending from Kansas through northeastern Oklahoma and eastward through central Oklahoma to Arkansas.

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    Coal - New World Encyclopedia

    Coal is a black or brownish-black sedimentary rock composed primarily of carbon, along with other assorted substances, including sulfur.It is extracted by underground mining or open-pit mining. As a readily available, combustible material, it is an extremely significant fuel for the generation of heat and electricity.Approximately 40 percent of the world's electricity production depends on ...

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    coal - Kids | Britannica Kids | Homework Help

    The major source of fuel throughout the world is coal. Coal is a black or brown rock that, when burned, releases energy in the form of heat. One of coal's main uses is the production of electricity.

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    Pros & Cons Of Coal Energy - Encyclopedia

    A combustible, sedimentary rock, coal is one of the main sources of energy production around the world. Coal energy is generated when the fossil fuel is burned to generate heat and produce steam, which spins turbine generators that produce electricity. Along with the steam engine, coal energy helped stimulate and sustain the Industrial Revolution.

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    Coal Mining | Encyclopedia

    In Western Europe coal mining suffered from a slowdown of demand because of technological improvements to reduce energy consumption in heavy industry and transportation as well as the growing competition of American coal on the international market. While Great Britain was the major coal exporter in the world in the late nineteenth century, the United States took the lead in the 1920s.

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    Coal, Production of | Encyclopedia

    COAL, PRODUCTION OFGEOLOGY OF COALCoal is a fossil fuel—an energy source whose beginnings can be traced to once-living organic materials. It is a combustible mineral, formed from the remains of trees, ferns, and other plants that existed and died in the tropical forests 400 million to 1 billion years ago. Source for information on Coal, Production of: Macmillan Encyclopedia of Energy .

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    List of countries by coal production - Wikipedia

    This is a list of countries by coal production, based mostly on the Statistical Review of World Energy ranking countries with coal production larger than 5 million tonnes.. Countries

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    Clean coal technology - Wikipedia

    Clean coal technology is a collection of technologies being developed in attempts to lessen the negative environmental impact of coal energy generation and to mitigate worldwide climate change. When coal is used as a fuel source, the gaseous emissions generated by the thermal decomposition of the coal include sulfur dioxide (SO 2), nitrogen oxides (NO x), mercury, and other chemical byproducts ...

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    Coal fired power plant - Energy Education

    Coal fired power plants are a type of power plant that make use of the combustion of coal in order to generate electricity.Their use provides around 40% of the world's electricity and they are primarily used in developing countries. Countries such as South Africa use coal for 94% of their electricity and China and India use coal for 70-75% of their electricity needs, however the amount of coal ...

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    Coal - WikiMili, The Free Encyclopedia

    China is the largest producer and consumer of coal in the world and is the largest user of coal-derived electricity. The share of coal in the energy mix declined during the 2010s, falling from 80% in 2010 to 60% in 2017. Domestic coal production also decreased with a year on year decline of 9% in 2016.

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    Petroleum | International Encyclopedia of the First World ...

    In World War I, the mobility of troops was of major strategic importance. New transportation means like trucks, as well as war planes, submarines and tanks, which began to revolutionize warfare between 1914 and 1918, were driven by oil-based fuel. By controlling more than 70 percent of the world-wide petroleum production, the Entente powers had a decisive military advantage.

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    What is coal? | World Coal Association

    Coal is a fossil fuel and is the altered remains of prehistoric vegetation that originally accumulated in swamps and peat bogs. The energy we get from coal today comes from the energy that plants absorbed from the sun millions of years ago. ... World Coal Association. Email.

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    Coal - Problems associated with the use of coal ...

    Coal - Coal - Problems associated with the use of coal: Coal is abundant. Assuming that current rates of usage and production do not change, estimates of reserves indicate that enough coal remains to last more than 200 years. There are, however, a variety of problems associated with the use of coal. Mining operations are hazardous. Each year hundreds of coal miners lose their lives or are ...

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    e-WV | The West ia Encyclopedia

    e-WV: The West ia Encyclopedia is the comprehensive reference resource for the Mountain State of West ia. Based on the best-selling West ia Encyclopedia, e-WV offers thousands of articles on West ia's people and places, history, arts, science and culture.

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    Kiddle encyclopedia - facts for kids

    Use the search form above to search over 700,000 articles in the Kiddle encyclopedia. Below is a list of some articles and categories to help you research different topics for school homework help and general education. All content from Kiddle encyclopedia articles (including the article images and facts) can be freely used for personal and educational purposes under Attribution-ShareAlike ...

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