Coal Mining Essay -- Economy Economics Energy Resources Essays

Coal Mining Coal, a mineral I have discussed previously, is obligatory to our everyday lives. Coal is an incredible source of energy it heats our houses and buildings, and also fuels stoves. You whitethorn often wonder where this extremely useful mineral comes from. Coal does non just appear it needs to be mined through a process which results in our being able to utilize it. Coal tap is fairly inexpensive, is carried let on on a large scale and tail assembly be mined in either underground or open air mines.Surface mining is the coal mining process that accounts for around 60% of the United States coal. It tends to be very efficient, with a single worker find up to 30 to 40 tons of coal in a day. To begin surface mining coal, a drill must outset probe the area to be mined in order to even up the depth of the coal as well as the overburden which lies on top of the coal. Bulldozers are hence used to strip away the topsoil, which is then put into piles and later replace the st ripped areas of earth. Next, large, even rattling(a) equipment called draglines are used to remove more and more of the overburden, as the uncovering becomes deeper and deeper. After this process, machines called track-dozers fracture the coal, making it possible for cranes or bulldozers to scoop out the coal and transport it to crushers. Now, the topsoil that was set aside at the blood is replaced. This process is called reclamation. The mined areas can then be used for a variety of things from parks to f...