14 Facts About Coal field

Coal field is valued for its energy content and since the 1880s has been widely used to generate electricity.

Coal field mining has had many developments in recent years, from the early days of men tunneling, digging, and manually extracting the coal on carts to large open-cut and longwall mines.

Coal field mining continues as an important economic activity today but has begun to decline due to the strong contribution coal plays in global warming and environmental issues, which result in decreasing demand and in some geographies, peak coal.

Coal field is mined today on a large scale by open pit methods wherever the coal strata strike the surface or are relatively shallow.

Coal field extraction methods vary depending on whether the mine is an underground mine or a surface mine.

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Coal field production has grown fastest in Asia, while Europe has declined.

Coal field refuse is the material left over from coal mining, usually as tailings piles or spoil tips.

Coal field refuse is distinct from the byproducts of burning coal, such as fly ash.

Coal field is the largest contributor to the human-made increase of carbon dioxide in Earth's atmosphere.

Coal field has been mined in every state of Australia, but mainly in Queensland, New South Wales and Victoria.

Coal field mining reached its peak in the first half of the 20th century.

The Middle Coal field Measures was the most important with its wide distribution, great number of coal beds and extensive potential reserves.

Coal field was mined in America in the early 18th century, and commercial mining started around 1730 in Midlothian, Virginia.

Coal field has come under continued price pressure from natural gas and renewable energy sources, which has resulted in a rapid decline of coal in the US and several notable bankruptcies including Peabody Energy.