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Start studying Environmental Science Land Use Review. Learn vocabulary, terms, and more with flashcards, games, and other study tools. ... Compare and contrast the economic and environmental advantages and disadvantages of 3 types of surface mining and subsurface mining. ... (strip mining, open pit mining, mountain top removal) Advantages ...
Subsurface mines are probably what you envision when you think of mining: systems of tunnels and vertical shafts with elevators to take miners underground where they can retrieve the valuable resources.. Subsurface mines produce large amounts of environmentally hazardous acid mine keep the underground system of tunnels and mine shafts clear, mining companies have to pump out large ...
Jan 04, 2020· Strip mining is a form of surface mining that is primarily used for coal excavation. The rock and dirt covering the ore is removed one strip at a time. Once the ore has been taken from the first strip, a second strip is cut next to it, and the waste from the second strip is used to back fill the first.
Surface mining, also called strip mining, delivers economically vital supplies of coal, which powers transportation and creates consumer products, boosting local economies. This type of mining occurs primarily on mountaintops, and dates back to the early 20th .
Efficient OperationsOne of the major benefits to open pit mining is the increase in efficiency over deepshaft mining techniques. Because mining occurs at the surface, no space restrictions from narrow tunnels and shafts affect the rate at which ore can be extracted. Sampling each "bench" or level in an open pit before mining deeper makes it easy for surveyors to analyze the potential ...
Feb 25, 2015· The following is a closer examination of the pros and cons. The Pros of Strip Mining. 1. High Recovery Rate Other forms of mining do not guarantee the same rate of return as strip mining does. Materials are recovered at a rate of up to 90 percent during strip mining, which is a much higher recovery rate than most forms of mining can promise.
Strip mining is sensible when the ore body is near the surface. The practice includes some of the largest machines on earth, removing long strips of overlying soil and rock and then removing coal deposits. Openpit mining utilizes blasting and mineral removing, .
These mining categories are: strip mining, openpit mining, mountaintop removal, dredging and high wall mining. All methods of surface mining will remove the waste material, or overburden, above the desired resource. Surface mining is often preferred to subsurface (underground mining) by mining companies for several reasons.
mining advantages surface. Feb 25 2015 · For those who are unfamiliar strip mining is a form of surface mining that focuses on the collection of tar sand and coal which both rest somewhat close to Earth''s surface Those who support strip mining point to the increased ease of access and all of its attendant benefits Detractors point to the controversies surrounding this method
Sep 24, 2015· Surface mining refers to a category of mining where soil and rock overlying the mineral deposit are removed. There are several types of surface mining, and strip mining counts as one of them. In strip mining, a thin layer of material known as an overburden is removed so that access is made to the minerals buried underneath.
Jan 20, 2014· See what Vermeer surface mining equipment can do for you. Patented tilting capability Vertical wall capability Mine in layers Selective piling Sele...
Jun 09, 2017· In a nutshell, although it is an undeniable fact that mining affects our world enormously, we ought not to demonize its practice while its benefits are constantly enjoyed by the large majority of people.. PROS: I. Economic incomes. enormous earnings by exportation, private contracts; II. Job offers/opportunities for locals.
Strip mining: This process involves the method of extracting the mineral by removing soil and rock which are deposited on the and Lignite are the two principle minerals that are extracted through this method. This kind of mining can be done when the mineral to be extracted almost near to the process is divided into ...
Jan 14, 2020· Strip mining is a form of surface mining that is usually employed for the recovery of materials such as coal and tar sand, which are relatively near the surface of the earth. Surface vegetation, soil, and rocks are removed in strips, often in conjunction with controlled explosions, to make removal more efficient.
Environmental Impacts Laws Details about how the topsoil will be affected and how it will be replaced must be stated before mining begins. All affected water must be processed and cleaned before leaving the mining site. Procedures for public notice, public participation and
Mar 13, 2018· Open pit mining does offer some advantages over traditional deep shaft mining. Pit mining is more cost effective than shaft mining because more ore can be extracted and more quickly. The working conditions are safer for the miners because there is no risk of cave in or toxic gas. Open pit mining is the preferred ...
Start studying Environmental Science Mining. Learn vocabulary, terms, and more with flashcards, games, and other study tools. ... Describe Strip Mining. ... Describe Subsurface mining. Strips under the surface, they create deep shafts to extract the ore. Pros and cons of Subsurface mining. Pros: faster, cheaper and reduces habitat loss. ...
the 5 types of mining are "subsurface mining, surface mining, openpit mining, dredging, and strip mining" please like :) ... What are the pros and cons of strip mining? Pros: Quick, cheap Cons ...
Dec 08, 2018· Mining involves the extraction of valuable minerals from the earth surface. Mining can either be surface mining or subsurface (underground) mining. Mining not only beneficial to the surrounding community and public in general, but it can also pose a lot of risks to the surrounding community. Let''s look at the pros and cons of mining in an area.
What is subsurface mining? Mining: There are many useful rocks and minerals found on or below the surface of the Earth. Mining is the way that humans extract these resources. There are several ...
Pros and Cons of Strip Mining Pros and Cons of Strip Mining. Feb 25, 2015. 0. 28217. Share on Facebook. Tweet on Twitter. For those who are unfamiliar, strip mining is a form of surface mining that focuses on the collection of tar sand and coal, which both .
the advantage and disadvantage of surface mining. advantages and disadvantages for coal mining advantages and disadvantages of surface mining The and disadvantages when compared to underground mining Pros and Cons of Strip Mining, APECSECorg For those who are unfamiliar, strip mining is a form of surface mining that focuses on the collection of tar sand and coal, which both rest .
5 Pros and Cons of Strip Mining Materials such as coal and tar sand are located relatively near the surface of the earth. The method to recover such materials is called strip mining, a form of surface mining where surface vegetation, soil and rocks are removed in strips and often times together with controlled explosions in order to make the ...
Jul 26, 2015· Strip mining is a form of resource collection that involves dirt removal from a very large area to sift through it. Instead of working underground, a pit is created deep in the ground and all work is accomplished on the surface. Here are the pros and cons of strip mining to consider. Strip Mining Pros .
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