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air pollution | National Geographic Society

Air pollution consists of chemicals or particles in the air that can harm the health of humans, animals, and plants. ... and coal can contaminate the air inside the house. Ash and smoke make breathing difficult, and they can stick to walls, food, and clothing. ... and education. developing world: Noun: nations with low per-capita income, little ...

coal | National Geographic Society

Coal is a non-renewable fossil fuel that is combusted and used to generate electricity. Mining techniques and combustion are both dangerous to miners and hazardous to the environment; however, coal accounts for about half of the electricity generation in the United States.

Education | Encyclopedia of Alabama

Special Education/Education for the Disabled View. Alabama Institute for the Deaf and Blind (AIDB) Alabama School for Negro Deaf and Blind. ... THE ENCYCLOPEDIA OF ALABAMA. Welcome to your free, online resource on Alabama history, culture, geography, and natural environment. This site offers articles on Alabama's famous people, historic events ...

coal mining | Infoplease

coal mining, physical extraction of coal resources to yield coal also, the business of exploring for, developing, mining, and transporting coal in any form. Strip mining is the process in which the overburden (earth and rock material overlying the coal) is removed to expose a coal seam or coal bed.

Ducksters: Education Site

An educational site covering subjects such as history, science, geography, math, and biographies. Pages are written to be easy to read and understand. Activities including …

mining methods encyclopedia - perkinspreschool.com

Apr 01, 2018· Baker, E. (Eds.) International Encyclopedia of Education (3rd edition). Oxford Educational data mining methods often differ from methods from the broader data ... Coal Mining - The Canadian Encyclopedia. Mar 23, 2015 Coal was first exploited by underground mining methods in Cape Breton in 1720, with the French Port Morien mine ...

ThoughtCo.com is the World's Largest Education Resource

From chemistry to computer programming, arts to World War II, ThoughtCo.com provides guides, tips, and resources to help you understand more about the world around us.

Data Mining for Education - Columbia University

Data Mining for Education Ryan S.J.d. Baker, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA ... International Encyclopedia of Education (3rd edition). Oxford, UK: Elsevier. This is a pre-print draft. Final article may involve minor changes and different formatting. ... the National Center for Education Statistics (NCES) data sets has ...

coal gas | Infoplease

coal gas, gas obtained in the destructive distillation of soft coal, as a byproduct in the preparation of coke . Its composition varies, but in general it is made up largely of hydrogen and methane with small amounts of other hydrocarbons, carbon monoxide (a poisonous gas), carbon dioxide, and nitrogen.

Coal-Mining Disasters | The Encyclopedia of Oklahoma ...

Always one of the most hazardous occupations, coal mining was particularly perilous in Oklahoma. From 1867 to 1906 Indian Territory's mines were the most dangerous in the United States, with more than thirteen miners dying per million tons of coal produced.

Scholarly Resources for Learning and Research | Gale

Gale is a global leader in education, learning, and research resources online. We have a vast digital archive of research databases, reference books (both eBook and print), and more!

Coal - ScienceDaily

Coal is a fossil fuel extracted from the ground by underground mining or open-pit mining (strip mining). ... the free encyclopedia. ... View all the latest top news in the social sciences ...

Coal worker's pneumoconiosis: MedlinePlus Medical Encyclopedia

Coal worker's pneumoconiosis (CWP) is a lung disease that results from breathing in dust from coal, graphite, or man-made carbon over a long time.

Coal | The Encyclopedia of Oklahoma History and Culture

Naming communities after themselves never troubled the coal barons, for they had few inhibitions about trumpeting to the world their role in the development of the region's coal industry. In fact, many coal towns were named after the owner or operator of the local mine.

Industrial Toxins | New Georgia Encyclopedia

Coal is not mined in Georgia, but in 2009 twelve coal-fired power plants in the state produced approximately 64 percent of Georgia's electricity and contributed more than $2 billion to the state's economy, according to the American Coal Foundation.

Search | Encyclopedia of Alabama

the encyclopedia of alabama Welcome to your free, online resource on Alabama history, culture, geography, and natural environment. This site offers articles on Alabama's famous people, historic events, sports, art, literature, industry, government, plant …

what equipment is need for coal - BINQ Mining

Dec 14, 2012· Coal at a Glance, 2010 Coal – National Energy Education ... Coal – Wikipedia, the free encyclopedia. Coal (from the Old English term col, … It has now become the world's largest energy consumer but relies on coal to supply about 70% of its energy needs.

Andrew R. Wheeler - Wikipedia

Education: Case Western Reserve University Washington University George Mason University : Andrew R. Wheeler (born December 23, 1964) is an American lawyer, former coal industry lobbyist and since July 9, 2018 Acting Administrator of the United States Environmental Protection Agency (EPA). He ...

Coal - Origin of coal | Britannica.com

Pennsylvanian coal forest dioramaThe lone tree with horizontal grooves in the right foreground is a jointed sphenopsid (Calamites); the large trees with scar patterns are lycopsids.Courtesy of the Department Library Services, American Museum of Natural History, neg. #333983

The Coal Camps of Sheridan County | WyoHistory.org

Because of geological similarities to Sheridan County, the Powder River Basin, just east of the Tongue River drainage, is the largest coal-producing region in the country today. The coal camps of Sheridan County may be no more, but the majority of the miners moved to Sheridan with their families, unwilling to leave the area that had become home.

Coal - AccessScience from McGraw-Hill Education

The process progressively transforms peat into lignite or brown coal, subbituminous coal, bituminous coal, and anthracite. This progression is known as the coalification series. Increasingly deeper burial under hundreds to thousands of feet of younger sediments is required to advance coalification to the bituminous coal and anthracite stages.

Coal formation - Energy Education

Coal is a solid, black, readily combustible fossil fuel that contains a large amount of carbon-based material - approximately 50% of its weight. The formation of coal takes a significant amount of time (on the order of a few million years), and the first coal-bearing rock units appeared about 290-360 million years ago, at a time known as the Carboniferous or "coal-bearing" Period.

Facts about Coal - UWSP

Facts about Coal Introduction The United States has more coal than any other fossil fuel ... topics/encyclopedia/coal/ U.S. Department of Energy: Fossil Energy U.S. Energy Information Administration: Coal ... Energy Education Activity Guide Student Book I …

The Coal Business in Wyoming | WyoHistory.org

Coal from the mines at Aladdin was loaded onto railroad cars at the tipple for shipment through Belle Fourche, S.D. to gold smelters at nearby Lead and Deadwood. The coal was first loaded into the coal bin—the upper, gabled structure, and then allowed to run down the chute into waiting railroad cars.

e-WV | The West ia Encyclopedia

Education; Folklife and Culture; History and Prehistory; Nature and The Sciences ... Adena; Walter Aegerter; Afghan War ; African Methodist Episcopal Church; African Zion Baptist Church; African-American Coal Miners; African-American Education; African-American Heritage; Agriculture; Department of Agriculture ... Allied Artists of West ia ...

Coal | Encyclopedia.com

Coal. Coal is a naturally occurring combustible material consisting primarily of the element carbon. It also contains low percentages of solid, liquid, and gaseous hydrocarbons and/or other materials, such as compounds of nitrogen and sulfur.

Coal - ScienceDaily

Coal is a fossil fuel extracted from the ground by underground mining or open-pit mining (strip mining). It is a readily combustible black or brownish-black sedimentary rock. Often associated with ...

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.

COAL MINING IN UTAH - Utah Education Network

T he history of coal mining in Utah is one of outside economic domination which has created a distinctive ethnic mix in the central southeastern area of predominantly Mormon Utah. The area was first controlled by major railroads, and, since World War I, increasingly by international energy companies.

Coal - Wikipedia

Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements; chiefly hydrogen, sulfur, oxygen, and …

How is coal formed? - Kentucky Coal Education

In time, material that had been plants became coal. Coals are classified into three main ranks, or types: lignite, bituminous coal, and anthracite. These classifications are based on the amount of carbon, oxygen, and hydrogen present in the coal. Coal is defined as a readily combustible rock containing more than 50% by weight of carbon.