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Strip mining for coal

Stripping Ratios: What are They and Why are They Important?

A strip ratio, or stripping ratio, is an important measurement related to the open-pit mining process. It represents the amount of waste material, also known as overburden, that must be moved in ...

Coal City Public Library District

The purpose of this website is to capture the experiences of those who lived in the former coal mining towns of Grundy and Will Counties in northern Illinois.The Coal City Public Library District is offering Internet access to this collection as a contribution to education.

Strip Mine | Definition of Strip Mine by Merriam-Webster

Strip mine definition is - a mine that is worked from the earth's surface by the stripping of overburden; especially : a coal mine situated along the outcrop of a flat dipping bed.

Coal Mining Effects on the Environment - The World Counts

 · Coal Mining Effects on the Environment ... Strip mining accounts for 40% of the world’s coal mines and the practices destroys landscapes, forests and wildlife habitation. It usually requires mountain blasting and the removal of trees and plants in the mining area.

STRIP MINING | definition in the Cambridge English Dictionary

strip mining meaning: a method of obtaining substances such as coal from the ground that involves removing the top layer…. Learn more.

Colliery: How Coal Mining Works?

Surface Mining. Strip mining and mountaintop removal are two popular surface mining strategies when coal seams are located close to the surface of the earth. Strip Mining. In strip mining, the first step is to strip off the vegetation and soil in the vicinity of the surface to be mined for coal.

Obama Ends Year War of Strip-Mining in 24 States! | Grist

 · Obama Ends Year War of Strip-Mining in 24 States: Mountaintop Removal Loses Its Groove. Yeah, I’ve been wanting to wake up to that headline for years, too. Instead, I read another Coal ...

Strip Mining, Open-pit Mining, Surface Mining, Mining ...

Strip Mining. Strip mining is a kind of surface mining. The ore is very near to the surface of the land but has one or more layers of rock and filth on top of it. To mine the ore, these layers have to be removed. The steps in strip mining are similar to open-pit mining.

Strip Mining Coal - Images | McBoford Photography

 · Strip Mining Coal { 56 images } Created The process and effects of strip mining coal are the basis for this gallery. Unless otherwise noted, all scenes in this gallery are from Illinois strip mines.

Surface mining - Wikipedia

"Strip mining" is the practice of mining a seam of mineral, by first removing a long strip of overlying soil and rock (the overburden).It is most commonly used to mine coal and lignite (brown coal).Strip mining is only practical when the ore body to be excavated is relatively near the surface.

Strip Mining - an overview | ScienceDirect Topics

Surface mining comes in many forms. Mining a seam of mineral by first removing a long strip of overburden is called strip mining and is often used in coal mining. It is also being used to extract the tar and oil from the sand at Athabasca in Alberta resulting in severe damage to the ecology and posing a threat to Alberta's boreal forest ecosystem.

Existing U.S. Coal Mines - SourceWatch

Proposed coal mines. For more details, see Proposed coal mines.. Chuitna River mine, Alaska.; Red Cliff Mine, Colorado); Sage Creek Mine, Colorado - Peabody Energy and Twen­tymile Coal Company hope to begin construction on the new underground Sage Creek Mine in West Routt County, CO as early as 2010. Bear Run Mine, Indiana - Peabody Energy plans to open Bear Run Mine south of Dugger in ...

About coal mining impacts | Greenpeace International

 · Strip mining impacts. Strip mining is highly destructive. Yet the industry often prefers to strip mine because it takes less labour and yields more coal than underground mining. In some countries, such as Australia, strip mines make up 80 percent of mines. Strip mining damages and pollutes ecosystems. Strip mining clears trees, plants and topsoil.

Strip Mining Stock Photos And Images - 123RF

#118666782 - An open Strip Coal mine for energy supplyment. Massive nature.. Similar Images . Add to Likebox #114635584 - Kaolin strip mine and mining town, panorama. Similar Images . Add to Likebox #101258316 - soft coal opencast mining in Lusatia, Germany. Similar Images ...

Underground mining, Coal Prep Plant, and Strip Mining Essay

It is a strip mining method where coal deposits are extracted from below the surface of mountain tops and steep slopes of mountains or valleys (Perks 1). The first process of this heavily mechanized mining method is clearing of any vegetation in the site, and then powerful explosives are deployed turning the immediate surface weak thus making ...

Coal & Coal Mining - Videos

Coal & Coal Mining Videos. Strip Mining Video. Pioneer Coal Strip Mine in Stellarton, Nova Scotia. This 40 foot seam of coal is said to be the thickest in the world. The front end loader is a LeTourneau L950 and has a 18yd bucket. A D is pushing fill. View Video. The Tool of Choice for Mining Exploration, Grade Control and Planning ...

Mountaintop Removal Coal Mining Ends on March 16 - EcoWatch

Fourteen months after the world watched in astonishment as poorly regulated coal-washing chemicals contaminated the Elk River in West ia, coal country residents and supporters are gearing up for an epic showdown on March 16 with the state's Department of Environmental Protection—and the U.S. Congress—over the mounting death toll and health crisis from mountaintop removal strip mining.

West ia Mountaintop Coal Removal Photos - Business ...

While traditional coal mining extracts coal from underground, mountaintop removal mining blasts away chunks of mountains to get at the coal beneath. This method also requires fewer workers than ...

Coal mining

Coal mining, extraction of coal deposits from the surface of Earth and from underground. Coal is the most abundant fossil fuel on Earth. Its predominant use has always been for producing heat energy. It was the basic energy source that fueled the Industrial Revolution of the 18th and 19th

Strip-Mining Coal in the Heart of Texas - Scientific ...

 · Strip-Mining Coal in the Heart of Texas. Texas is undeniably a principal in the oil and gas industry. The Lone Star State is also surging ahead …

Underground v.s. Surface Coal Mines: Is Deep Drilling ...

Surface mining. Opencast mining, otherwise known as surface mining consist of three different techniques: strip mining, open-pit mining, and mountain top blasting. In general, the three processes include breaking up soil and rocks via explosives and then removing debris until coal seams are …

Strip-Mining Coal in the Heart of Texas - Scientific ...

 · Strip-Mining Coal in the Heart of Texas. Texas is undeniably a principal in the oil and gas industry. The Lone Star State is also surging ahead …

Coal Controversy In Appalachia

Surface mining at these scales is more economical for coal companies, safer for miners, and, coal operators say, essential for mining the thin seams of lower-sulfur coal more valuable in today’s market. With dynamite and immense machines, surface mines can produce more than two to three times as much coal per miner as underground mines can.

Plundering Appalachia - The Tragedy of Mountaintop-Removal ...

Mountaintop removal is strip-mining on steroids. Massive dump trucks, huge bulldozers, and ten-story-high draglines can undo in months what geological processes took millions of years to build. Typically, multiple coal seams are exposed as a mountaintop-removal operation dismantles the …

Coal mining - Wikipedia

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 ...

DNR: Coal Mine Information System

The Coal Mine Information System (CMIS) is a repository for historical coal mining information in Indiana. It was developed through a cooperative agreement between the Indiana Geological Survey and the Indiana Department of Natural Resources, Division of Reclamation. In addition to historical ...

What is Strip Mining? (with pictures)

 · This video is about Coal Mining via Mountain Top Removal. Appalachian Coal Mining See how coal is mined in the Appalachian Mountains via Mountain Top Removal. This 30 minute video takes you inside ...

Coal City Public Library District

Surface mining, commonly referred to as strip mining, is a process of scooping coal after the rock and soil above the coal seam has been removed.Very large specialized equipment is used in this operation. The stripping shovel, often called a mucker, is used to remove rock and soil on top of the coal.

Surface Coal Mining Methods in Australia - InTech

Surface Coal Mining Methods in Australia 5 2. Open cut mining methods strip mining Large-scale open cut coal mining operations commenced in Australia in mid 1960s and since then there has been significan t developments in this method of mining. The mines are now operating at significantly higher annual tonnages, growing deeper, more complex and

“Giant Shovel on I ”Ohio Strip Mine Fight: 1973 | The ...

 · There were three of the giant machines at issue: The Tiger, The Mountaineer, and The GEM of Egypt.All three were then in the service of the Hanna Coal Company, which by 1970, had been strip mining in Ohio for decades and was then a division of the much larger Pittsburgh Consolidation Coal Company, later known as “Consol,” itself then owned by Continental Oil.

Negative Effects of Coal Mining - The World Counts

The effects of mining coal on the environment. There are 2 ways to mine coal – Strip Mining and Underground Mining – both ways have their own impact to the environment and health. We know it but coal is such a cheap energy source that we don’t want to let go of it. The negative effects of coal mining cannot be disputed:

Coal & Coal Mining - Videos

Coal & Coal Mining Videos. Strip Mining Video. Pioneer Coal Strip Mine in Stellarton, Nova Scotia. This 40 foot seam of coal is said to be the thickest in the world. The front end loader is a LeTourneau L950 and has a 18yd bucket. A D is pushing fill. View Video. The Tool of Choice for Mining Exploration, Grade Control and Planning ...