a coal-mining area
41Mining in Nigeria — The mining of minerals in Nigeria accounts for only 0.3% of its GDP, due to the influence of its vast oil resources. The domestic mining industry is underdeveloped, leading to Nigeria having to import minerals that it could produce domestically,… …
42Mining industry of Nigeria — The mining of minerals in Nigeria accounts for only 0.3% of its GDP, due to the influence of its vast oil resources. The domestic mining industry is underdeveloped, leading to Nigeria having to import minerals that it could produce domestically,… …
43Coal breaker — A coal breaking plant, depicted on a postcard in 1907. A coal breaker was a coal processing plant which broke coal into various useful sizes. Coal breakers also removed impurities from the coal (typically slate) and deposited them into a culm… …
44Mining engineering — Surface coal mine with haul truck in foreground Mining engineering is an engineering discipline that involves the practice, the theory, the science, the technology, and application of extracting and processing minerals from a naturally occurring… …
45Coal Strike of 1902 — The Coal Strike of 1902 was a strike by the United Mine Workers of America in the anthracite coal fields of eastern Pennsylvania. Miners were on strike asking for higher wages, shorter workdays, and the recognition of their union. The strike… …
46Coal preparation plant — A coal washer in Eastern Kentucky A coal preparation plant (CPP) is a facility that washes coal of soil and rock, preparing it for transport to market. A CPP may also be called a coal handling and preparation plant (CHPP), prep plant, tipple, or… …
47Mining in the Upper Harz — The headframe of the Emperor William Shaft in Clausthal is one of the oldest surviving winding towers in Germany …
48coal — noun 1 black mineral ADJECTIVE ▪ clean, smokeless ▪ hard ▪ soft ▪ brown ▪ bituminous …
49Coal Commission — The Coal Commission was a United Kingdom government agency, created to own and manage coal reserves. It was set up in 1938 and ceased to operate on 1 January 1947. History The Commission was constituted under the Coal Act 1938. The Act provided… …
50Environmental effects of coal — There are a number of adverse environmental effects of coal mining and burning.These effects include: * release of carbon dioxide and methane, both of which are greenhouse gases causing climate change and global warming according to the IPCC.… …
