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Bad effects of mining? - Answers.com

Mining has several bad effects. It leaves behind a huge hole after mining is done. Secondly it damages natural beauty. A beautiful landscape which once existed is now a huge piece of dug up earth.


why ore mining is good - rijschoolpremiere.nl

Impacts of Mining | Oxfam Australia. Apr 23, 2014· 5 Reasons Why You Can't Live Without Mining Published on April 23,, Yes even the chair you are sitting on and the mug you are holding - good chance it is a by-product of mining, [Chat Online] What makes Swedish iron ore so special? : askscience


What makes Swedish iron ore so special? : askscience - reddit

In WWII, the supply of Swedish iron ore was so critical to Germany's war effort that it was the primary reason Hitler invaded Norway (nothing can be shipped from Sweden to Germany via the frozen Baltic in the winter, so ore travels overland by rail to the coast of Norway and thence to Germany by ship; hence the need to invade Norway to secure ...


The 4 Economic Benefits of Mining | Avalare Sources

Jul 17, 2017· This is the reason why mining is important to daily life, because, without this sector, many industries will be crippled, especially the manufacturing industry. Why is Mining Important to Daily Life The economic importance of this industry has been underestimated by many, but it has been proven that mining plays a crucial economic role to keep ...


What we mine & why we mine - NSW Mining

What we mine & why we mine Minerals are central to our modern way of life. They are essential to producing materials for construction and manufacturing: steel and cement cannot be …


Mining - Wikipedia

Mining is the extraction of valuable minerals or other geological materials from the Earth, usually from an ore body, lode, vein, seam, reef or placer deposit.These deposits form a mineralized package that is of economic interest to the miner. Ores recovered by mining include metals, coal, oil shale, gemstones, limestone, chalk, dimension stone, rock salt, potash, gravel, and clay.


What's the process of iron ore mining? - Quora

Jan 20, 2017· Mining iron ore begins at ground level. Taconite is identified by diamond drilling core samples on a grid hundreds of feet into the earth. Taconite rock comprises about 28 percent iron; the rest is sand or silica. These samples are analyzed and ca...


What is mining? - Mongabay.com

What is mining? Mining is the extraction (removal) of minerals and metals from earth. Manganese, tantalum, cassiterite, copper, tin, nickel, bauxite (aluminum ore), iron ore, gold, silver, and diamonds are just some examples of what is mined. Why mine? Mining is a money making business.


Quick Facts about Coal and its Benefits - Dry Fork Mine

Coal is found in 38 states, under 458,600 square miles-or about 13 percent of the nation's land area. 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.


Impacts of Mining | Oxfam Australia

The potential benefits that mining brings to a community can be undermined if secrecy surrounds the payment of mining taxes to the government or the benefits shared at the local level. The gendered impacts of mining. Our work shows that the impacts of mining are not gender neutral. Women often experience the negative impacts of mining more than ...


The Advantages of Open Pit Mining | Sciencing

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 …


Mining - The good and the bad | The Manila Times

Mining – The good and the bad; If you cook your dinner in a stainless steel pot or pan, have a computer for your e-mail and research or wear a watch, the chances are that you have nickel helping you along. It's a very valuable and important metal, it's in most of the things we use daily and the world is …


2 Overview of Technology and Mining | Evolutionary and ...

This chapter provides background information on the exploration, mining, and processing of mineral commodities. This is followed by a brief overview of the current state of technology in these fields. The role of research and development in improving technology, and thus in offsetting the adverse ...