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Effects of mining on environment
Impact of mining on environment essay
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MINING
ICMM (International Council on mining and metals) has conducted ten case studies of “mining countries” and with better methodology to have better understanding and assessment, they found out that mining may contribute to national economies. According to (ICMM, 2010) mining may help to reduce poverty and indirectly induce employment. From mining too, it helps to increase government revenue to help increase development of the country.
Mining project starts with mineral ore exploitation and ends with post-closure period. Generally, each phase of its activity is influenced and associated with different environmental impacts. The first phase of mining is start with exploratory phase. During this phase, surveys are made and that include field studies and drilling test borehole and other exploratory excavations. Vegetation is cleared out so that large vehicles are allowed to enter.
Roads need to be constructed so that heavy equipment and supplies are easily transported to the mine site. The ore deposit extends in a very deep ground so it is necessary to remove layer by layer. If large enough mineral ores are deposited, with sufficient grade on the site, the project is to start with the plan but there are several components are to be made. This phase is the Development Phase.
When access roads are constructed and staging areas are prepared, mining can take place. All Mining is correlated with extracting metals from the earth but the proposed mining project may differ in terms of extracting method. Ore deposits at depth underground hence a pit is created to extend below the underground table so groundwater is pumped out to allow active mining phase.
During extracting metal takes place, the ‘overburden’ or waste rocks are removed to...
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...was reported by (C.Madrigal, 2011) that at least 20 miners were killed in the explosion. The cause of the explosion was due to leaking gas. (Appendix c)
Earlier before, it is mentioned how mining may help one country’s economy. Mining may as well contribute to human suffering in Africa. For example: human conflict in Sierra Leone due to blood diamond. Although the civil wars have ended but the emotional memories will last for generations: millions of people are still dealing with the consequence of losing family and friends.
According to (Gorman A.B,2004) The operation of mining has threatened the environment and to human but no one knows how to fix the problem. However, a small number of experienced mining engineers have worked with environmental and community based organizations but the best options for cleaning up the abandoned mine is usually very expensive.
The dark side of mining was brought to the fore when the Aberfan disaster hit the community. Mike Jenkins talked about how his son ‘ran forever’ unaware of the undetected ‘tumour’ that was lurking within the mountain. He describes the danger as a ‘tumour’ like that of a tumour in a body that is undetectable until it is too late and the danger cannot be averted. The other analogy with the tumour is that it is terminal and eventually will kill the patient.
Due to the natural processes of magma flow, hydrothermal gradients, sedimentation, and evaporation, minerals are concentrated in various areas of the Earth’s crust. Obtaining these minerals for human use involves four general steps. • Locating the minerals • Then, extracting the minerals from the Earth in the form of ore or rock Then, processing (smelting) the ore to separate the impurities from the desired mineral. Finally, creating a useful product from the minerals. Procedure 1.
Summary of Source Information: This article talks about the health conditions of many miners and diamond diggers that are affected due to substandard working conditions in sub-Saharan Africa. In these areas, where there are many unregulated mining locations, workers are prone to being exploited to hazardous working conditions. Children are especially vulnerable in these environments because they already suffer from poor health conditions due to lack of care and nutrition. Children have often been exploited in the diamond industry due to their ability to get into small spaces and dig out packs of dirt. Another health effect associated with diamond mining, in which this article talks about, is how diamond deposits have often mixed with vegetated areas, leaving it unsuitable for farming activities. Mining equipment leaves heavy minerals and chemical products that run into the rivers and contaminate vital sources of water for the mining community and people who live in these rural areas. Currently, diamond companies, as well as labor and health activists, are trying to do something to help improve health conditions of workers.
Rio Tinto has the people, the capabilities and the resources to apply a world’s hunger for minerals and metals that are used in the everyday life, in the diverse of products – for the mobile phones to cars.
The African Diamond Trade is a large cycle of exploitation. An estimated 65% of diamonds mined worldwide originate in Africa (Cahill 2009). In 2016, the U.S. diamond industry grew 4% to reach $40 billion, approximately half of a global $80 billion industry (DeBeers Group 2017). But how do these diamonds make it from African river banks to American engagement rings? According to Time Magazine, there are 6 steps that take diamonds from the ground to the jewelry store; exploration, mining, sorting, cutting and polishing, manufacturing, and retailing (John and Jones 2015). Each of these steps adds value to the final product that is offered in jewelry stores worldwide but this value isn’t added fairly to those who create the most value.
...l the flow of conflict diamonds. Both assure consumers that more than 99% of rough stones today come from conflict-free sources which are regulated by the Kimberley process. According to the people who profited from diamonds, the blood diamonds problem is passé5. Further research tells us that it is not. According to Father Rocco Puopolo of the Africa Faith and Justice Network, he says “It’s not passé,” “the diamond industry can claim what they want and the film will always serve as a template for what is going on in Africa today.” This point out that labour exploitation and conflict (for control of precious resources such as gold) may still be going on in Africa.
...icient geotechnical investigation for the given development, unrealistic soil performance for given development and development constraints and restriction leading to inappropriate equipment or techniques. Consultant’s design and specifications may impose unrealistic demands on solutions. Client’s brief may fail to convey end usage; insufficient geotechnical investigation could lead to inappropriate design while on site conditions may be different to assumptions or what has been written. On the other hand flawed design and insufficient site preparation may lead to construction of structures which are likely to fail in the near future. Poor methodology and planning practices include: inappropriate or poor choice of equipment, lack of experience and understanding, lack of awareness and consequence of failure, bad workmanship and shortcutting and lack of monitoring,
The movie shows different villages in different scenarios, with rich natural colors like brown, green, red etc. The cities are portrayed as hectic and intimidating, dirty and poor. After watching the movie “Blood Diamond” Directed by Edward Zwick I realized that the main issue or problem in the movie was the blood diamonds. There are much more issues and problems in the movie but I believe this is the most important because the whole movie revolves around the blood diamonds. Blood diamonds were used in this movie and were the main focus of the movie. The reason for blood diamonds being the main economic issue or problem is because of the blood diamonds people were forced to work as slaves to find diamonds in the water so they can be used to buy guns. Blood diamonds were the cause of all of these terrible acts, people dying to search for these diamonds so they can be sold. Also the other issues of blood diamonds were that a big company was buying a lot of these conflict diamonds from Africa for really cheap, the company was Van Da Kaap. It would buy an abundance of these diamonds and store them so the diamonds they acquire seem rare and so they can stay at a high price. The economic issue with this was that the company Van Da Kaap would not tell anyone of these abundance of diamonds because than if they did tell anyone, the prices of the diamonds would fall and this is called supply and
This innovation and technology is set to enhance productivity, as well as communication for miners under the ground. Not only Rio Tinto is looking to gain any profit without involving other stakeholders (communities). It has introduced program that are set to benefits the communities around their mines, the project is called working with our neighbours
The accidents involving machinery kill and/or hurt more coal miners in a year than any other mining accident. The machinery in mines are located in cramped spaces with little light, causing miners to have two times the chance of accidents. The accidents involving roof and rib failures can usually be averted if a mining company has a roof support plan. For a roof support plan to be made, information like entry widths, mine geometry, the number of pillars that must be left up right, and the number of bolts that must be used are needed (Cobb 3 of 5) Accumulations of gases in underground coal mines is another very serious hazard. If certain gases like methane and carbon monoxide are at or above 5% in the air they can cause violent explosions. Blasting in coal mines are the main cause for such dangerous levels of carbon monoxide.
Lins, C., & Horwitz, E. (2007). Sustainability in the Mining Sector. Retrieved November 6, 2017, from http://www.fbds.org.br/IMG/pdf/doc-295.pdf
Though it has had many negative impacts on the environment in the past, mining is a vital industry completely necessary to our economy and lives. Nearly every item we use or encounter in our day to day lives is mined or contains mined products. Without the excavation of such materials things like computers, televisions, large building structures, electricity, and cars would not be possible. Virtually every technological and medical advance uses minded materials, without which millions would suffer. Some examples of minerals in the home include the telephone which is made from as many as 42 different minerals, including aluminum, beryllium, coal, copper, gold, iron, silver, and talc. A television requires over 35 different minerals, and more than 30 minerals are needed to make a single personal computer. Without boron, copper, gold and quartz, your digital alarm clock would not work. Every American uses an average 47,000 pounds of newly mined materials each year, which is higher than all other countries with the exception of Japan, which is a staggering figure representative of our dependence and need for mined minerals. Coal makes up more than half of nation’s electricity, and will continue to be the largest electrical supplier into 2020 & accounting for some 95 percent of the nation's fossil energy reserves – nine of every ten short-tons of coal mined in the United States is used for electricity generation. As the population of the world grows more mineral resources must be exploited through mining in order to support the rising demand for such products. Though it may present a hazard to the environment and those physically located nears the mines, the materials extracted from mines...
Coal mining can benefit humans as well as it supports the economy in many ways. Coal mining provides a lot of jobs for local communities. It provides over 7 million jobs worldwide.
As a result of this process, the mine sites "do not develop normal soil structure or support the establishment of a plant cover". Many mine sites have...
Mining is the process or industry of obtaining minerals from the earth. Topics in this paper I’ll be specifically discussing are pros and cons of mining, structures of a mine, mining in general, California gold rush, diamonds in Africa, and comparison of diamond and gold mines.