iron mining positives and negatives

Open Pit Mining Pros & Cons | Our Everyday Life

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...

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The Boom: Iron ore and Australia - The Conversation

Jul 28, 2011 ... In 2010, iron ore overtook coal as Australia's most valuable export – $47.2 .... by noting that not all economic aspects of mining are positive.

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BBC - GCSE Bitesize: Advantages

A secondary school revision resource about quarrying and sustainable management of quarries, including case studies.

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Iron ore extraction | Physics Forums - The Fusion of Science and ...

Jun 1, 2006 ... Woud there be any positive envromental impacts of iron ore ... What are some positive and negative environmental impacts of this process.

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Iron ore

Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in color from dark grey,...

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The Advantages of Iron - How Iron and Steel Work | HowStuffWorks

Iron is an incredibly useful substance. It's less brittle than stone yet, compared to wood or copper, extremely strong. If properly heated, iron is also relatively easy...

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Iron Ore Benefits For Australia. | Iron Ore: Facts.

Australia currently produces more than 660 million tonnes of iron ore a year. This roughly generates about $75 billion in export revenue for Australia ensuring...

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Iron Mining Association - Minnesota iron mining - our communities ...

The membership is made up of the nine producing iron ore mines in Northeast ... every year in the form of purchases, wages and benefits, taxes and royalties.

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Minnesota Iron - Economic Impact

The iron mining industry not only has significant economic impact in the ... Each iron ore mining job, which includes good pay, health and retirement benefits,...

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