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Open Open Pit Coal Mining Pros And Cons

Mining Practices Impacts

Apr 06 2010Methods of Coal Mining 10 US Mining Trends 11 Pros and Cons Surface Subsurface -disturbs large area -produces large amounts of spoil -relatively safe -cheaper -more efficient -disturbs much smaller surface area -spoil often left in mine -dangerous -expensive -less efficient 12 Get price

The effects of mining industry in the Philippines

Mining Industry in the Philippines has been a controversial issue once again as the Department of Environment and Natural Resources (DENR) secretary Gina Lopez advocates the total ban of mining for responsible and sustainable mining in the country Mining Get price

What Are the Pros and Cons of Strip Mining? (with pictures)

Sep 18 2019Strip 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 Get price

13 Pros and Cons of Tar Sands – Vittana

The pros and cons of tar sands show us that short-term gains happen but at the expense of long-term problems We must work to find a solution that will limit emissions and habitat damage to benefit from this natural resource If we cannot find this solution we may run out of bitumen one day and leave a more polluted planet for future generations Get price

Safety in Open Pit Mining

Draperies directly act on the stability of the blocks but also control their fall should failure occur Such systems are common practice within Australia open pit mines In surface mining draperies are used to prevent rock from impacting directly onto the concrete covers used Get price

Environmental Consequences of Open Pit Mining

Mar 14 2012An open pit mine is a type of excavation where surface and subsurface materials (soil and rock) are removed typically through use of explosives and mechanical mining and hauling equipment to gain access to commercially valuable ores or other buried natural resources including coal and gemstones that are relatively close to the surface Get price

Surface Mining

Surface Mining Author Alan Cluett ~ Environmental Consultant Holcim South Africa ( Article Type Explanation) Mining by its very nature is not sustainable into the future Through the process of mining finite natural resources in the form of minerals are extracted from the Earth's crust beneficiated and consumed by our society Get price

Environmental Science

Pros and cons of Open Pit mining It is large enough for men and machinery to move about is cost efficient and safe compared to open shaft mining Cons Leads to habitat loss creates large holes in the ground and those holes allow water to drain into them where they could become acidic Get price

Strip Mining vs Open pit mining mining

Strip Mining vs Open pit mining Can someone explain the difference between the two and pros/cons? Not much I could find on the internet that could compare the two together 3 comments strip-mining is largely associated with coal open-pits more with metal mines of various kinds Get price

The Pros and Cons of Fracking?

Nov 26 2014Fracking otherwise known as hydraulic fracturing is one of the most controversial industries in Australia today As the industry has been well established in the USA for over a decade now we're able to analyze their experiences to weigh up the pros and cons of Get price

open pit coal mining process

open pit coal mining process Open Pit Mining Pros Cons Sciencing Open pit mining or strip mining is an extraction process for ore or fossil fuels that takes place at the surface of a mining site Worldwide 40 percent of mining occurs at the surface according to Greenpeace International Get price

Coal mining

When coal seams are near the surface it may be economical to extract the coal using open cut (also referred to as open cast open pit mountaintop removal or strip) mining methods Opencast coal mining recovers a greater proportion of the coal deposit than underground methods as more of the coal seams in the strata may be exploited This equipment can include the following Draglines which Get price

open pit mining advantages

Open pit mining - SlideShare Shallow mineral or coal deposits can be economically mined by open-pit or strip mines However with deeper mineral or coal deposits it becomes very costly to remove a great deal of overburden in these kinds of settings Pros and cons of Open Pit mining Contact Supplier What is a disadvantage for open pit Get price

Quick Facts about Coal and its Benefits

U S Coal Mining Employment U S coal mining directly employs nearly 134 000 people For each coal mining job an additional 3 5 jobs are created elsewhere in the economy The National Mining Association estimates 50 000 new employees will be needed in coal mining over the next 10 years to meet increasing demand and to replace retiring workers Get price

Environmental Risks of Mining

Open pit mining Open pit mining where material is excavated from an open pit is one of the most common forms of mining for strategic minerals This type of mining is particularly damaging to the environment because strategic minerals are often only available in small concentrations which increases the amount of ore needed to be mined Get price

What Is Open

Sep 17 2019The process of open-pit mining is precipitated by the analysis of the area in order to determine the presence of the desired material that may be coal or ore If it is determined that the desired materials are present in the area the next step would be to calculate the stripping ratio of the mining process meaning that even though ore coal or another desired material may be present the Get price

5 Pros and Cons of Strip Mining

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 Get price

Open

Open-pit mining causes changes to vegetation soil and bedrock which ultimately contributes to changes in surface hydrology groundwater levels and flow paths Additionally open-pit produces harmful pollutants depending on the type of mineral being mined and the type of mining Get price

Pros and Cons of Coal Power Plants

The pros and cons of coal power plants help communities avoid the threat of a nuclear meltdown or the chances of a blackout but there are other risks to consider to gain those advantages Consider these key points carefully to determine how you feel about burning coal for power today Get price

what are the pros of open

Jan 26 2009Best Answer Open-pit mining (as opposed to underground mining) has several advantages - 1) Low cost of recovery - large trucks can enter the mine get filled up with rock from a large excavator and drive away to the processing plant 2) No need to leave stability pillars necessary to hold up underground Get price

open pit mining advantages

What are some pros and cons of mining?

Jun 08 2017Extraction of essential resources (raw materials) natural gas oil coal minerals etc it brings about energy CONS I Contamination of the natural environment pollution such as AMD or acid mine drainage and contaminated water souces What are some pros and cons of mining? What are the differences between open pit mining underground Get price

26 Pros And Cons Of Fracking – Vittana

26 Pros And Cons Of Fracking Fracking has greatly reduced the need for coal in the United States Many fracking operations will then store this water in an open pit or retention pond In California 8 billion gallons of oil were produced through fracking but Get price

Open pit mining pros cons

Open-pit mining is a type of mineral or rock extraction that does not necessitate tunnelling into the earth When a desired mineral or rock is near the surface companies typically opt for open-pit mining due to its lower costs and increased efficiency Open-pits are typically dug in tiers and with Get price

Shaft Mining by Daniel Wittmer on Prezi

Coal Salt Platinum And also The long wall mining technique is used to mine softer rocks such as the coal and salt The ore body is divided into rectangular panels or blocks In each panel two or more drifts (for ventilation and ore transport) are driven along the opposite long Get price

5 Chief Pros and Cons of Strip Mining – ConnectUS

Sep 24 20155 Chief Pros and Cons of Strip Mining Sep 24 2015 Aug 29 2015 by Natalie Regoli Usually strip mining is employed in mining tar sand and coal It's a method referred to as open cast open cut or stripping First the trees shrubs and other structures in the area to be mined are removed – a task accomplished with heavy duty Get price

6 Pros and Cons of Mountaintop Removal

6 Pros and Cons of Mountaintop Removal Mountaintop removal refers to a type of mining that removes the summit of a mountain by using explosives to expose the coal seams underneath it making it vastly different from the traditional mining practice of manually digging a tunnel through mountains Get price

The Actual Difference Between Surface and Underground Mining

Feb 23 2018The Actual Difference Between Surface and Underground Mining Open-pit Mining Removing ore to leave a crater Quarrying An open-pit mine for construction materials Surface mining is commonly used to extract coal and copper and increasingly precious metals like gold Get price

the pros and cons of mining pyrite

open pit coal mining pros and cons - ebomar Open Pit Mining Pros Cons Open pit mining -- or strip mining -- is an extraction process for ore or advantages and disadvantages of mining - advantages and disadvantages of open cast mining What Are The Advantages And Disadvantages Of Open Cast Mining Get price

Safety in Open Pit Mining

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